https://favtoo.com/compress-pdf https://favtoo.com/compress-pdf/opengraph-image.png Compress PDF Reduce PDF file size while maintaining quality. https://favtoo.com/pdf-editor https://favtoo.com/pdf-editor/opengraph-image.png PDF Editor Edit PDFs in your browser — add text, images, highlights, signatures, and more. No signup, no uploads, no limits. https://favtoo.com/merge-pdf https://favtoo.com/merge-pdf/opengraph-image.png Merge PDF Combine multiple PDF files into one document. https://favtoo.com/jpg-to-pdf https://favtoo.com/jpg-to-pdf/opengraph-image.png JPG to PDF Convert JPG images to a PDF document. https://favtoo.com/pdf-to-jpg https://favtoo.com/pdf-to-jpg/opengraph-image.png PDF to JPG Convert PDF pages to JPG images. https://favtoo.com/split-pdf https://favtoo.com/split-pdf/opengraph-image.png Split PDF Split a PDF into separate files by page range. https://favtoo.com/image-to-pdf https://favtoo.com/image-to-pdf/opengraph-image.png Image to PDF Convert any image format to a PDF document. https://favtoo.com/remove-pdf-password https://favtoo.com/remove-pdf-password/opengraph-image.png Remove PDF Password Unlock a password-protected PDF. https://favtoo.com/protect-pdf https://favtoo.com/protect-pdf/opengraph-image.png Protect PDF Add password protection to a PDF file. https://favtoo.com/rotate-pdf https://favtoo.com/rotate-pdf/opengraph-image.png Rotate PDF Rotate PDF pages by 90, 180, or 270 degrees. https://favtoo.com/watermark-pdf https://favtoo.com/watermark-pdf/opengraph-image.png Watermark PDF Add a text watermark to every page of your PDF. https://favtoo.com/pdf-to-png https://favtoo.com/pdf-to-png/opengraph-image.png PDF to PNG Convert PDF pages to high-quality PNG images. https://favtoo.com/reorder-pdf-pages https://favtoo.com/reorder-pdf-pages/opengraph-image.png Reorder PDF Pages Drag and drop to rearrange pages in your PDF. https://favtoo.com/extract-pdf-pages https://favtoo.com/extract-pdf-pages/opengraph-image.png Extract PDF Pages Extract specific pages from a PDF into a new file. https://favtoo.com/add-page-numbers-pdf https://favtoo.com/add-page-numbers-pdf/opengraph-image.png Add Page Numbers to PDF Add page numbers to every page of your PDF. https://favtoo.com/crop-pdf https://favtoo.com/crop-pdf/opengraph-image.png Crop PDF Crop the visible area of PDF pages. https://favtoo.com/pdf-to-html https://favtoo.com/pdf-to-html/opengraph-image.png PDF to HTML Convert a PDF document to HTML format. https://favtoo.com/delete-pdf-pages https://favtoo.com/delete-pdf-pages/opengraph-image.png Delete PDF Pages Remove unwanted pages from a PDF file. https://favtoo.com/sign-pdf https://favtoo.com/sign-pdf/opengraph-image.png Sign PDF Draw, type, or upload a signature onto your PDF. https://favtoo.com/remove-pdf-watermark https://favtoo.com/remove-pdf-watermark/opengraph-image.png Remove PDF Watermark Attempt to remove text watermarks from a PDF. https://favtoo.com/repair-pdf https://favtoo.com/repair-pdf/opengraph-image.png Repair PDF Attempt to fix a corrupted or damaged PDF file. https://favtoo.com/add-noise-to-image https://favtoo.com/add-noise-to-image/opengraph-image.png Add Noise to Image Add monochrome film grain, colour noise, or salt-and-pepper specks to any photo. Choose noise type and amount; the result is rendered into a real PNG file in your browser. https://favtoo.com/censor-blur-region https://favtoo.com/censor-blur-region/opengraph-image.png Censor / Blur Region Permanently censor a rectangular region of any photo with pixelation, blur, or a solid black bar. Specify exact x/y/width/height coordinates and the censor is baked into a real PNG — no recoverable original. https://favtoo.com/skew-image https://favtoo.com/skew-image/opengraph-image.png Skew Image Apply real horizontal and vertical shear to any photo, turning a rectangle into a parallelogram. Choose X-skew and Y-skew angles from −60° to +60°; the tool re-renders to a real PNG with transparent corners. https://favtoo.com/sort-pixels https://favtoo.com/sort-pixels/opengraph-image.png Pixel Sorter Apply real pixel-sorting glitch art to any photo: sort each row or column by brightness, hue, or saturation, with a threshold to control which pixels get included. Real PNG output. https://favtoo.com/recompress-jpg https://favtoo.com/recompress-jpg/opengraph-image.png Recompress JPEG Upload a JPEG and re-compress it at a lower quality to reduce file size. Automatically strips EXIF metadata. https://favtoo.com/data-uri-image https://favtoo.com/data-uri-image/opengraph-image.png Data URI Image Encoder Encode any image (PNG, JPG, GIF, WebP, SVG, BMP, AVIF, ICO) as a data URI using base64 or URL encoding. Live re-encode when you switch encoding mode, copy with one click, or download the result as a .txt file. Perfect for inlining tiny icons in CSS, single-file HTML emails, or browser-extension manifests. https://favtoo.com/png-to-pdf https://favtoo.com/png-to-pdf/opengraph-image.png PNG to PDF Converter Convert a PNG image to a PDF document. The image is embedded at full resolution with the page sized to match. https://favtoo.com/svg-to-pdf https://favtoo.com/svg-to-pdf/opengraph-image.png SVG to PDF Converter Convert an SVG file to a PDF document. The SVG is rasterized at 2× resolution and embedded in a page sized to match. https://favtoo.com/bmp-to-pdf https://favtoo.com/bmp-to-pdf/opengraph-image.png BMP to PDF Converter Convert a BMP image to a PDF document. The bitmap is decoded and embedded with the page sized to match. https://favtoo.com/heic-to-pdf https://favtoo.com/heic-to-pdf/opengraph-image.png HEIC to PDF Converter Convert HEIC/HEIF images (Apple photo format) to PDF. Decoded in-browser using heic-to. https://favtoo.com/webp-to-pdf https://favtoo.com/webp-to-pdf/opengraph-image.png WebP to PDF Converter Convert a WebP image to a PDF document. Decoded natively in-browser and embedded with the page sized to match. https://favtoo.com/tiff-to-pdf https://favtoo.com/tiff-to-pdf/opengraph-image.png TIFF to PDF Converter Convert a TIFF image to a PDF document. Decoded in-browser via Canvas and embedded with the page sized to match. https://favtoo.com/text-to-pdf https://favtoo.com/text-to-pdf/opengraph-image.png Text to PDF Converter Convert a plain text file (.txt) to a properly formatted PDF document with automatic word wrap and page breaks. https://favtoo.com/pdf-to-webp https://favtoo.com/pdf-to-webp/opengraph-image.png PDF to WebP Converter Convert PDF pages to WebP images. Single-page PDFs produce one WebP; multi-page PDFs produce a ZIP of WebP files. https://favtoo.com/pdf-to-bmp https://favtoo.com/pdf-to-bmp/opengraph-image.png PDF to BMP Converter Convert PDF pages to BMP bitmap images. Single-page PDFs produce one BMP; multi-page PDFs produce a ZIP. https://favtoo.com/pdf-to-images https://favtoo.com/pdf-to-images/opengraph-image.png PDF to Images Converter Convert all PDF pages to PNG images. Single-page PDFs produce one PNG; multi-page PDFs produce a ZIP of PNGs. https://favtoo.com/pdf-to-text https://favtoo.com/pdf-to-text/opengraph-image.png PDF to Text Extractor Extract all text content from a PDF and download it as a plain text file. Preserves reading order across all pages. https://favtoo.com/pdf-to-bw https://favtoo.com/pdf-to-bw/opengraph-image.png PDF to Black & White Convert a color PDF to grayscale. Each page is rendered, desaturated, and re-embedded in a new PDF. https://favtoo.com/split-pages-horizontally https://favtoo.com/split-pages-horizontally/opengraph-image.png Split Pages Horizontally Split each PDF page into left and right halves. Ideal for scanned book spreads where two pages are captured in one scan. https://favtoo.com/compare-pdf https://favtoo.com/compare-pdf/opengraph-image.png PDF Comparison Tool Visually compare two PDF files. Each page is rendered and diffed pixel-by-pixel, highlighting all changes in red. https://favtoo.com/interleave-pdf https://favtoo.com/interleave-pdf/opengraph-image.png Interleave PDF Pages Interleave pages from two PDFs by alternating pages (A1, B1, A2, B2…). Ideal for reassembling duplex scans. https://favtoo.com/reverse-pdf-pages https://favtoo.com/reverse-pdf-pages/opengraph-image.png Reverse PDF Pages Reverse the page order of a PDF document. All content, annotations, and formatting are preserved. https://favtoo.com/zip-pdf-files https://favtoo.com/zip-pdf-files/opengraph-image.png ZIP PDF Files Bundle multiple PDF files into a single ZIP archive. Drop your PDFs and download them as one ZIP file. https://favtoo.com/single-page-pdf https://favtoo.com/single-page-pdf/opengraph-image.png Extract Single PDF Page Extract any single page from a multi-page PDF into a new single-page PDF. Choose your page number — all content and annotations are preserved. https://favtoo.com/n-up-tool https://favtoo.com/n-up-tool/opengraph-image.png N-Up PDF Tool Arrange two PDF pages per sheet (2-up layout) on landscape A4 pages for efficient printing. https://favtoo.com/create-booklet https://favtoo.com/create-booklet/opengraph-image.png Create Booklet Generate a booklet imposition layout from your PDF for saddle-stitch or signature-fold printing. https://favtoo.com/multiple-pages-per-sheet https://favtoo.com/multiple-pages-per-sheet/opengraph-image.png Multiple Pages Per Sheet Arrange 2, 4, 6, 9, or 16 PDF pages on a single sheet for compact printing. https://favtoo.com/add-blank-page https://favtoo.com/add-blank-page/opengraph-image.png Add Blank Page Insert blank pages into a PDF at the start, end, after a specific page, or at regular intervals. https://favtoo.com/add-cover-page https://favtoo.com/add-cover-page/opengraph-image.png Add Cover Page Generate a styled cover page with title, subtitle, author, and date and prepend it to your PDF. https://favtoo.com/duplicate-pages https://favtoo.com/duplicate-pages/opengraph-image.png Duplicate Pages Duplicate all, specific, or individual pages in a PDF with configurable copy count and placement. https://favtoo.com/remove-blank-pages https://favtoo.com/remove-blank-pages/opengraph-image.png Remove Blank Pages Detect and remove blank or nearly-blank pages from a PDF with configurable sensitivity. https://favtoo.com/resize-pdf https://favtoo.com/resize-pdf/opengraph-image.png Resize PDF Resize all pages in a PDF to a target paper size with fit, fill, or stretch content scaling. https://favtoo.com/change-page-dimensions https://favtoo.com/change-page-dimensions/opengraph-image.png Change Page Dimensions Change the canvas dimensions of PDF pages with precise control over content anchoring and page selection. https://favtoo.com/align-pages https://favtoo.com/align-pages/opengraph-image.png Align Pages Align all pages in a PDF to a uniform canvas size with configurable alignment and reference dimensions. https://favtoo.com/flip-pages https://favtoo.com/flip-pages/opengraph-image.png Flip Pages Flip (mirror) PDF pages horizontally, vertically, or both with control over which pages are affected. https://favtoo.com/add-image-to-pdf https://favtoo.com/add-image-to-pdf/opengraph-image.png Add Image to PDF Add an image to your PDF — choose position, size, opacity, and which pages. Perfect for logos, stamps, watermarks, and signatures. https://favtoo.com/redact-pdf https://favtoo.com/redact-pdf/opengraph-image.png Redact PDF Automatically detect and redact sensitive data (SSN, email, phone numbers) from a PDF with black boxes. https://favtoo.com/pdf-to-scanned https://favtoo.com/pdf-to-scanned/opengraph-image.png PDF to Scanned Look Apply a realistic scanned-document effect to a PDF with noise, skew, and grayscale options. https://favtoo.com/pdf-dark-mode https://favtoo.com/pdf-dark-mode/opengraph-image.png PDF Dark Mode Convert a PDF to dark mode by inverting colors with customizable dark themes and image handling. https://favtoo.com/metadata-editor-pdf https://favtoo.com/metadata-editor-pdf/opengraph-image.png PDF Metadata Editor Edit PDF metadata fields including title, author, subject, keywords, creator, and producer. https://favtoo.com/metadata-remover-pdf https://favtoo.com/metadata-remover-pdf/opengraph-image.png PDF Metadata Remover Strip all or selected metadata from a PDF including standard fields, XMP, and custom properties. https://favtoo.com/metadata-viewer-pdf https://favtoo.com/metadata-viewer-pdf/opengraph-image.png PDF Metadata Viewer Upload a PDF to view its metadata — title, author, subject, keywords, creator, producer, dates, and page dimensions. https://favtoo.com/flatten-pdf https://favtoo.com/flatten-pdf/opengraph-image.png Flatten PDF Flatten form fields, annotations, and layers in a PDF to make content non-editable and static. https://favtoo.com/pdf-inspector https://favtoo.com/pdf-inspector/opengraph-image.png PDF Inspector Upload a PDF to inspect its properties — page count, version, encryption, metadata, form fields, and more. https://favtoo.com/link-inspector https://favtoo.com/link-inspector/opengraph-image.png Link Inspector Paste any URL to instantly parse and inspect its protocol, domain, path, query parameters, fragment, and more. https://favtoo.com/page-dimensions-pdf https://favtoo.com/page-dimensions-pdf/opengraph-image.png PDF Page Dimensions Upload a PDF to see every page's dimensions in pt, mm, and inches — detect paper sizes, mixed sizes, and orientation. https://favtoo.com/pdf-viewer https://favtoo.com/pdf-viewer/opengraph-image.png PDF Viewer View PDF files directly in the browser with navigation, zoom, search, and full-screen support. https://favtoo.com/embed-file-in-pdf https://favtoo.com/embed-file-in-pdf/opengraph-image.png Embed File in PDF Upload a PDF and embed up to 10 files inside it as attachments — Excel, CSV, XML, images, or any file type. https://favtoo.com/extract-embedded-files https://favtoo.com/extract-embedded-files/opengraph-image.png Extract Embedded Files Extract all files embedded (attached) inside a PDF document and download them individually or as a ZIP. https://favtoo.com/meta-tag-analyzer https://favtoo.com/meta-tag-analyzer/opengraph-image.png Meta Tag Analyzer Analyze HTML meta tags for SEO completeness — checks title, description, Open Graph, Twitter Cards, and more. https://favtoo.com/compress-image https://favtoo.com/compress-image/opengraph-image.png Compress Image Reduce image file size while preserving visual quality. https://favtoo.com/resize-image https://favtoo.com/resize-image/opengraph-image.png Resize Image Resize images to exact dimensions or percentages. https://favtoo.com/crop-image https://favtoo.com/crop-image/opengraph-image.png Crop Image Crop images with an interactive selection tool. https://favtoo.com/jpg-to-png https://favtoo.com/jpg-to-png/opengraph-image.png JPG to PNG Convert JPG images to PNG format. https://favtoo.com/png-to-jpg https://favtoo.com/png-to-jpg/opengraph-image.png PNG to JPG Convert PNG images to JPG format. https://favtoo.com/image-to-webp https://favtoo.com/image-to-webp/opengraph-image.png Image to WebP Convert images to the modern WebP format. https://favtoo.com/rotate-image https://favtoo.com/rotate-image/opengraph-image.png Rotate Image Rotate and flip images by any angle. https://favtoo.com/watermark-image https://favtoo.com/watermark-image/opengraph-image.png Watermark Image Add a text or image watermark to your photos. https://favtoo.com/heic-to-jpg https://favtoo.com/heic-to-jpg/opengraph-image.png HEIC to JPG Convert Apple HEIC photos to JPG format. https://favtoo.com/image-to-base64 https://favtoo.com/image-to-base64/opengraph-image.png Image to Base64 Encode any image as a Base64 data string. https://favtoo.com/base64-to-image https://favtoo.com/base64-to-image/opengraph-image.png Base64 to Image Decode a Base64 string back to an image file. https://favtoo.com/image-to-svg https://favtoo.com/image-to-svg/opengraph-image.png Image to SVG Trace a raster image into scalable SVG vector paths. https://favtoo.com/gif-maker https://favtoo.com/gif-maker/opengraph-image.png GIF Maker Create animated GIFs from multiple images. https://favtoo.com/favicon-generator https://favtoo.com/favicon-generator/opengraph-image.png Favicon Generator Generate favicons in all required sizes from one image. https://favtoo.com/blur-image https://favtoo.com/blur-image/opengraph-image.png Blur Image Apply gaussian blur to images with adjustable radius. https://favtoo.com/screenshot-to-pdf https://favtoo.com/screenshot-to-pdf/opengraph-image.png Screenshot to PDF Convert screenshots and images to PDF documents. https://favtoo.com/image-color-picker https://favtoo.com/image-color-picker/opengraph-image.png Image Color Picker Extract dominant colors and pick colors from any image. https://favtoo.com/placeholder-image-generator https://favtoo.com/placeholder-image-generator/opengraph-image.png Placeholder Image Generator Generate crisp placeholder images for wireframes, mockups, and lazy-loading previews. Pick exact dimensions, background and text colours, font, and an optional auto-label, then download as SVG, PNG, or JPG — all generated locally in your browser. https://favtoo.com/sprite-sheet-generator https://favtoo.com/sprite-sheet-generator/opengraph-image.png Sprite Sheet Generator Generate a sprite-sheet grid template with up to 20 × 20 numbered cells, configurable cell size, gap, background, and tint. Perfect for blocking out 2D game animations or planning UI icon sets — output is a crisp SVG you can drop into Aseprite, Krita, or your engine of choice. https://favtoo.com/data-url-generator https://favtoo.com/data-url-generator/opengraph-image.png Data URL Generator Encode text, HTML, CSS, JSON, XML, SVG, or JavaScript into a data URL using base64 or URL encoding. Live re-encode as you type, copy or download in one click. Useful for inlining tiny assets in CSS background-image rules, HTML <img> src attributes, or browser extension manifests. https://favtoo.com/add-text-to-image https://favtoo.com/add-text-to-image/opengraph-image.png Add Text to Image Upload an image and add a text overlay with customizable font, color, position, and shadow. https://favtoo.com/avif-to-jpg https://favtoo.com/avif-to-jpg/opengraph-image.png AVIF to JPG Converter Convert AVIF photos to a universally compatible JPEG file directly in your browser. Adjustable JPEG quality, configurable background colour for transparent areas, and an instant before/after preview. No upload, no quality cap. https://favtoo.com/avif-to-png https://favtoo.com/avif-to-png/opengraph-image.png AVIF to PNG Converter Convert AVIF images to lossless PNG, fully preserving transparency and the original pixel data. Drop the file, choose whether to keep the alpha channel or flatten onto a background colour, and download in one click. 100% browser-based — your file never leaves your device. https://favtoo.com/background-pattern-adder https://favtoo.com/background-pattern-adder/opengraph-image.png Background Pattern Adder Generate SVG background patterns including polka dots, stripes, grids, crosshatch, and checkerboard. https://favtoo.com/black-and-white-converter https://favtoo.com/black-and-white-converter/opengraph-image.png Black & White Converter Convert any photo to black and white (grayscale) right in your browser, with an intensity slider for partial desaturation. Output is a downloadable PNG that preserves transparency — no upload, no account. https://favtoo.com/blur-effect-tool https://favtoo.com/blur-effect-tool/opengraph-image.png Blur Effect Tool Apply a Gaussian or motion blur to any image right in your browser. Pick a radius from 1–60 pixels and choose horizontal or vertical streak for a dreamy, defocused, or panning-camera look. Output is a downloadable PNG. https://favtoo.com/bmp-compressor https://favtoo.com/bmp-compressor/opengraph-image.png BMP Compressor Upload a BMP image and compress it by converting to PNG, JPEG, or WebP with adjustable quality. https://favtoo.com/bmp-to-jpg https://favtoo.com/bmp-to-jpg/opengraph-image.png BMP to JPG Converter Convert massive uncompressed BMP files to compact JPEGs with adjustable quality and a configurable background colour for transparent areas. Typical file-size reduction is 90–98 % with no visible quality loss at quality 85+. Runs entirely in your browser — no upload, no watermark. https://favtoo.com/bmp-to-png https://favtoo.com/bmp-to-png/opengraph-image.png BMP to PNG Converter Convert BMP bitmaps to lossless PNG with full transparency support and 70–95 % typical size reduction. No quality loss, no watermark — the entire conversion happens inside your browser tab using the standard Canvas API. https://favtoo.com/brightness-contrast-tool https://favtoo.com/brightness-contrast-tool/opengraph-image.png Brightness & Contrast Tool Brighten, darken, or boost contrast on any photo with two simple sliders. Real pixel-level adjustment runs in your browser and exports a clean PNG instantly — no upload, no account. https://favtoo.com/change-background-color https://favtoo.com/change-background-color/opengraph-image.png Change Background Color Upload an image to detect and replace its background color with a new color using adjustable tolerance. https://favtoo.com/collage-maker https://favtoo.com/collage-maker/opengraph-image.png Collage Maker Create collage grid templates with customizable rows, columns, gaps, and rounded corners. Live preview with SVG and CSS export. https://favtoo.com/color-splash-effect https://favtoo.com/color-splash-effect/opengraph-image.png Color Splash Effect Keep one colour vivid and turn the rest of the photo black-and-white for a striking editorial look. Pick the colour, set how strict the match should be, and download a real PNG — all in your browser. https://favtoo.com/double-exposure-effect https://favtoo.com/double-exposure-effect/opengraph-image.png Double Exposure Effect Blend two images into one surreal photograph in your browser. Pick a blend mode (screen, multiply, overlay, soft light, hard light, lighten, darken, difference) and an opacity level, then download a real PNG. https://favtoo.com/duotone-effect https://favtoo.com/duotone-effect/opengraph-image.png Duotone Effect Map any photo to two colours of your choice — the famous Spotify-style duotone look. Pick a shadow colour and a highlight colour, and the tool blends every pixel along that gradient. Download a real PNG. https://favtoo.com/edge-detection https://favtoo.com/edge-detection/opengraph-image.png Edge Detection Find the contours in any photo using classic Sobel, Prewitt, or Laplacian convolution kernels. Adjust the threshold to control how many edges are kept and optionally invert to black-on-white. Real PNG download. https://favtoo.com/exif-data-editor https://favtoo.com/exif-data-editor/opengraph-image.png EXIF Data Editor Configure EXIF metadata fields like title, author, copyright, and description for image files. https://favtoo.com/exif-data-remover https://favtoo.com/exif-data-remover/opengraph-image.png EXIF Data Remover Strip EXIF metadata from images for privacy, with options to keep orientation or color profile. https://favtoo.com/exif-data-viewer https://favtoo.com/exif-data-viewer/opengraph-image.png EXIF Data Viewer View all EXIF metadata from images including camera info, GPS coordinates, exposure settings, and more. https://favtoo.com/exposure-correction https://favtoo.com/exposure-correction/opengraph-image.png Exposure Correction Fix under- or over-exposed photos using photographer-friendly stops (±3 EV) and a gamma curve for midtone control. Build a 256-entry lookup table internally for speed and download a real PNG. https://favtoo.com/fish-eye-effect https://favtoo.com/fish-eye-effect/opengraph-image.png Fish-Eye Effect Bend any photo into a wide-angle fish-eye view, mimicking an 8mm lens. Tune both the distortion strength and the zoom for a subtle bulge or an extreme spherical look. Real PNG download. https://favtoo.com/gradient-background-maker https://favtoo.com/gradient-background-maker/opengraph-image.png Gradient Background Maker Generate SVG and CSS gradient backgrounds with linear or radial direction, up to 3 color stops, and custom dimensions. https://favtoo.com/gradient-map-tool https://favtoo.com/gradient-map-tool/opengraph-image.png Gradient Map Tool Map every pixel’s luminance to a custom three-stop colour gradient (shadow, midtone, highlight) for dramatic cinematic colour grading. Real PNG output with three colour pickers and a live before/after preview. https://favtoo.com/green-screen-remover https://favtoo.com/green-screen-remover/opengraph-image.png Green Screen Remover Upload an image and remove green screen or any chroma key color with adjustable tolerance and edge softness. https://favtoo.com/heic-to-png https://favtoo.com/heic-to-png/opengraph-image.png HEIC to PNG Converter Convert iPhone HEIC / HEIF photos to universally compatible PNG, lossless and ready for any app, website, document, or email — even those that reject HEIC outright. Runs entirely in your browser; your photos never leave your device. https://favtoo.com/ico-to-png https://favtoo.com/ico-to-png/opengraph-image.png ICO to PNG Converter Extract a Windows ICO favicon or app icon as a PNG with full transparency. The browser auto-picks the largest embedded resolution so you get the sharpest possible image. Drop, preview, download — all locally, no upload. https://favtoo.com/image-compare-tool https://favtoo.com/image-compare-tool/opengraph-image.png Image Compare Tool Compare two images side by side with slider, overlay, and pixel difference modes to spot changes instantly. https://favtoo.com/image-filters https://favtoo.com/image-filters/opengraph-image.png Image Filters Apply ten Instagram-style filter presets (Clarendon, Gingham, Moon, Lark, Reyes, Juno, Slumber, Crema, Ludwig, Amaro) directly to your photo with a strength slider. Real PNG output processed in-browser. https://favtoo.com/image-metadata-editor https://favtoo.com/image-metadata-editor/opengraph-image.png Image Metadata Editor Configure image metadata fields including title, creator, copyright, description, and keywords. https://favtoo.com/image-metadata-viewer https://favtoo.com/image-metadata-viewer/opengraph-image.png Image Metadata Viewer View complete EXIF, IPTC, and XMP metadata from any image file with formatted output. https://favtoo.com/image-overlay-tool https://favtoo.com/image-overlay-tool/opengraph-image.png Image Overlay Tool Upload an image and add a color overlay with adjustable blend mode and opacity. https://favtoo.com/image-splitter https://favtoo.com/image-splitter/opengraph-image.png Image Splitter Upload an image and split it into a grid of tiles with configurable rows, columns, and gap size. https://favtoo.com/jpg-compressor https://favtoo.com/jpg-compressor/opengraph-image.png JPEG Compressor Upload an image and compress it to JPEG with adjustable quality and optional resizing. https://favtoo.com/kaleidoscope-effect https://favtoo.com/kaleidoscope-effect/opengraph-image.png Kaleidoscope Effect Take a single triangular slice of your photo and mirror it 2–24 times around the centre to create stunning kaleidoscope and mandala patterns. Real PNG output with a slice-count slider. https://favtoo.com/lens-flare-effect https://favtoo.com/lens-flare-effect/opengraph-image.png Lens Flare Effect Burn a realistic lens flare directly into your photo — main bright burst plus four ghost artefacts along the optical axis. Tune position, intensity, and tint colour. Real PNG output. https://favtoo.com/liquify-tool https://favtoo.com/liquify-tool/opengraph-image.png Liquify Tool Apply a global swirl distortion to your photo — controllable centre, radius, and rotation strength. Real PNG output, computed pixel-by-pixel in your browser with bilinear sampling. https://favtoo.com/manual-background-removal https://favtoo.com/manual-background-removal/opengraph-image.png Manual Background Removal Remove image backgrounds manually with a brush tool. Paint to erase, paint to restore. Works entirely in your browser — no uploads, no signup. https://favtoo.com/mirror-effect https://favtoo.com/mirror-effect/opengraph-image.png Mirror Effect Flip, mirror, or quadrant-mirror your photo — horizontal flip, vertical flip, both axes, or four-way kaleidoscope-style mirroring. Real PNG output processed in your browser. https://favtoo.com/photo-grid-maker https://favtoo.com/photo-grid-maker/opengraph-image.png Photo Grid Maker Create photo grid layout templates with multiple presets, customizable gaps, and rounded corners. Live preview with SVG and CSS export. https://favtoo.com/pixelate-image https://favtoo.com/pixelate-image/opengraph-image.png Pixelate Image Pixelate any photo into chunky blocks with a 2–100 px block-size slider — great for retro 8-bit aesthetics or for censoring faces and licence plates. Real PNG output, runs entirely in your browser. https://favtoo.com/png-compressor https://favtoo.com/png-compressor/opengraph-image.png PNG Compressor Upload an image and export it as an optimized PNG with optional resizing to reduce file size. https://favtoo.com/qr-code-reader https://favtoo.com/qr-code-reader/opengraph-image.png QR Code Reader Upload an image containing a QR code to instantly decode its content — text, URLs, vCards, or WiFi credentials. https://favtoo.com/saturation-adjuster https://favtoo.com/saturation-adjuster/opengraph-image.png Saturation Adjuster Boost or drain colour intensity with a single 0–300% saturation slider. 0% gives a perfect grayscale, 100% leaves your photo untouched, 200%+ gives that punchy editorial look. Real PNG output. https://favtoo.com/selective-color-effect https://favtoo.com/selective-color-effect/opengraph-image.png Selective Color Effect Pick a target colour family (red, orange, yellow, green, cyan, blue, magenta) and shift its hue, lift its saturation, or change its lightness without touching the rest of the photo. Real PNG output processed in-browser. https://favtoo.com/sepia-tone-converter https://favtoo.com/sepia-tone-converter/opengraph-image.png Sepia Tone Converter Apply a classic warm sepia tone to any photo with an intensity slider — 0% leaves the original colour, 100% gives a fully aged 1900s photograph look. Real PNG output processed in your browser. https://favtoo.com/sharpen-image https://favtoo.com/sharpen-image/opengraph-image.png Sharpen Image Sharpen any photo using an unsharp-mask convolution — choose Light, Medium, or Strong preset to recover crispness in soft, slightly-out-of-focus, or downscaled images. Real PNG output processed in your browser. https://favtoo.com/snow-effect https://favtoo.com/snow-effect/opengraph-image.png Snow Effect Sprinkle realistic falling-snow over any photo — control flake density (10–500), size range, and opacity. Real PNG output processed in your browser, perfect for holiday cards and winter Instagram posts. https://favtoo.com/svg-to-jpg https://favtoo.com/svg-to-jpg/opengraph-image.png SVG to JPG Converter Rasterise an SVG into a real JPG image directly in your browser. The browser renders the SVG at its native viewBox size, paints it onto a canvas with your chosen background colour, then encodes to JPG at the quality you pick. Perfect for icons or logos that need to be sent somewhere SVG is not supported (e.g. WhatsApp, MMS, old printers). https://favtoo.com/tiff-compressor https://favtoo.com/tiff-compressor/opengraph-image.png TIFF Compressor Upload a TIFF image and convert it to a smaller JPEG, PNG, or WebP format with quality control. https://favtoo.com/tiff-to-jpg https://favtoo.com/tiff-to-jpg/opengraph-image.png TIFF to JPG Converter Convert TIFF images to compact JPEGs with adjustable quality and configurable background colour for transparent areas. Best results in Safari (the only major browser with native TIFF decode); Chromium and Firefox users should run TIFFs through Preview or our SVG-based fallback first. https://favtoo.com/tiff-to-png https://favtoo.com/tiff-to-png/opengraph-image.png TIFF to PNG Converter Convert TIFF scans and screenshots to lossless PNG with full alpha support. Best results in Safari (the only major browser with native TIFF decode); Chromium and Firefox users may see decode errors. Browser-based — no upload, no watermark. https://favtoo.com/transparent-background-maker https://favtoo.com/transparent-background-maker/opengraph-image.png Transparent Background Maker Upload an image and remove a specific background color, making matching pixels transparent with configurable tolerance and edge smoothing. https://favtoo.com/vintage-photo-effect https://favtoo.com/vintage-photo-effect/opengraph-image.png Vintage Photo Effect Bake a complete vintage look into your photo: warm sepia tone, contrast lift, soft vignette, and authentic monochrome film grain — all in one pass. Real PNG output processed in your browser. https://favtoo.com/webp-compressor https://favtoo.com/webp-compressor/opengraph-image.png WebP Compressor Upload an image and compress it to WebP with adjustable quality and optional resizing. https://favtoo.com/webp-to-jpg https://favtoo.com/webp-to-jpg/opengraph-image.png WebP to JPG Converter Convert WebP images to widely compatible JPEG with adjustable quality and configurable background colour for transparent areas. Live preview, instant download, runs entirely in your browser — no upload, no quality cap. https://favtoo.com/webp-to-png https://favtoo.com/webp-to-png/opengraph-image.png WebP to PNG Converter Convert WebP images to lossless PNG with full alpha support. Toggle to keep transparency or flatten onto a chosen background colour. Browser-based, no watermark — every pixel stays on your device. https://favtoo.com/white-background-tool https://favtoo.com/white-background-tool/opengraph-image.png White Background Tool Generate a solid-color background image as SVG, PNG, or Canvas code with custom dimensions and optional label text. https://favtoo.com/round-image-corners https://favtoo.com/round-image-corners/opengraph-image.png Round Image Corners Upload an image and round its corners with uniform, circle, top-only, or bottom-only options. Exports as PNG with transparency. https://favtoo.com/add-border-to-image https://favtoo.com/add-border-to-image/opengraph-image.png Add Border to Image Upload an image and add a border with customizable width, color, and style (solid, dashed, dotted, double). https://favtoo.com/generate-blank-image https://favtoo.com/generate-blank-image/opengraph-image.png Blank Image Generator Generate a perfectly blank image at any dimension, with any background colour (or fully transparent), in PNG, JPG, or SVG. Useful for spacer images in HTML emails, blank canvas exports for new artwork, transparent layout shims, and design system base files. Live preview, instant download. https://favtoo.com/image-analyzer https://favtoo.com/image-analyzer/opengraph-image.png Image Analyzer Upload an image to instantly analyze its format, dimensions, file size, aspect ratio, and megapixel count. https://favtoo.com/find-dominant-colors https://favtoo.com/find-dominant-colors/opengraph-image.png Find Dominant Colors Upload an image to extract its dominant color palette with hex values and frequency percentages. https://favtoo.com/png-to-gif https://favtoo.com/png-to-gif/opengraph-image.png PNG to GIF Converter Re-encode a single PNG frame as a static .gif drop-in for legacy systems and chat / forum platforms that expect a .gif extension. Browsers cannot natively encode true GIFs, so we deliver a single-frame PNG with a .gif filename — works wherever a static "image" is accepted. https://favtoo.com/gif-to-png https://favtoo.com/gif-to-png/opengraph-image.png GIF to PNG Converter Convert a GIF (or the first frame of an animated GIF) to a lossless PNG with full alpha transparency. Browser-based — your file never leaves your device. Toggle to flatten onto a chosen background colour for non-transparent output. https://favtoo.com/jpg-to-gif https://favtoo.com/jpg-to-gif/opengraph-image.png JPG to GIF Converter Re-encode a JPG photo as a static .gif drop-in for legacy systems and platforms that strictly expect a .gif extension. Browsers cannot natively encode true GIF, so we serve a single-frame PNG with a .gif filename — works wherever a static "image" is accepted. https://favtoo.com/gif-to-jpg https://favtoo.com/gif-to-jpg/opengraph-image.png GIF to JPG Converter Convert a GIF (or its first frame, for animated GIFs) to a compact JPEG with adjustable quality and configurable background fill for transparent areas. Live preview, instant download, browser-only — your file never leaves your device. https://favtoo.com/annotate-image https://favtoo.com/annotate-image/opengraph-image.png Image Annotator Upload an image and annotate it with freehand drawing, shapes, arrows, and text. Download the result as PNG. https://favtoo.com/glitch-image-maker https://favtoo.com/glitch-image-maker/opengraph-image.png Glitch Image Maker Apply real RGB-channel separation and horizontal slice displacement to any photo for an authentic VHS / databend / vapourwave glitch look. Real PNG output processed in your browser. https://favtoo.com/upscale-downscale-image https://favtoo.com/upscale-downscale-image/opengraph-image.png Image Resizer Upload an image and resize it by target dimensions or scale percentage with high-quality interpolation. https://favtoo.com/make-semitransparent https://favtoo.com/make-semitransparent/opengraph-image.png Make Image Semi-Transparent Bake an opacity value (0–100%) directly into your image’s alpha channel — no CSS, no compositing trick. Always outputs a real semi-transparent PNG that works in any app, document, or design tool. https://favtoo.com/image-viewer https://favtoo.com/image-viewer/opengraph-image.png Image Viewer Upload and view images directly in the browser with zoom controls, fullscreen mode, and file info display. https://favtoo.com/polaroid-effect https://favtoo.com/polaroid-effect/opengraph-image.png Polaroid Effect Wrap any photo in a real Polaroid-style white frame with thick bottom margin, optional handwritten caption, and configurable tilt. Real PNG output — ready to use in slide decks, social posts, or photo walls. https://favtoo.com/compress-video https://favtoo.com/compress-video/opengraph-image.png Compress Video Reduce video file size while preserving quality. 100% browser-based — your video never leaves your device. https://favtoo.com/convert-video https://favtoo.com/convert-video/opengraph-image.png Convert Video Convert videos between MP4, WebM, MOV, MKV, and animated GIF — entirely in your browser. Your file never leaves your device. https://favtoo.com/compress-audio https://favtoo.com/compress-audio/opengraph-image.png Compress Audio Shrink any audio file to a smaller size by lowering the bitrate. Pick a target quality (96, 128, 192, 256, or 320 Kbps) or output format (MP3, OGG, M4A) and the file is re-encoded right inside your browser using FFmpeg WebAssembly. Nothing is uploaded — your audio never leaves your device. https://favtoo.com/convert-audio https://favtoo.com/convert-audio/opengraph-image.png Convert Audio Convert any audio file between MP3, WAV, OGG, FLAC, M4A, AAC, and Opus right in your browser. Pick the output format and (for lossy formats) the target bitrate. Everything runs locally with FFmpeg WebAssembly — your file is never uploaded and no account is required. https://favtoo.com/word-counter https://favtoo.com/word-counter/opengraph-image.png Word Counter Count words, characters, sentences, and paragraphs. https://favtoo.com/case-converter https://favtoo.com/case-converter/opengraph-image.png Case Converter Convert text between uppercase, lowercase, title case, and more. https://favtoo.com/lorem-ipsum-generator https://favtoo.com/lorem-ipsum-generator/opengraph-image.png Lorem Ipsum Generator Generate placeholder text for design and development. https://favtoo.com/diff-checker https://favtoo.com/diff-checker/opengraph-image.png Diff Checker Compare two texts side by side and highlight differences. https://favtoo.com/remove-duplicate-lines https://favtoo.com/remove-duplicate-lines/opengraph-image.png Remove Duplicate Lines Remove duplicate lines from your text. https://favtoo.com/sort-lines https://favtoo.com/sort-lines/opengraph-image.png Sort Lines Sort text lines alphabetically or in reverse. https://favtoo.com/text-reverser https://favtoo.com/text-reverser/opengraph-image.png Text Reverser Reverse text by character, word, or line. https://favtoo.com/markdown-to-html https://favtoo.com/markdown-to-html/opengraph-image.png Markdown to HTML Convert Markdown text to HTML with live preview. https://favtoo.com/html-to-markdown https://favtoo.com/html-to-markdown/opengraph-image.png HTML to Markdown Convert HTML markup to clean Markdown text. https://favtoo.com/find-replace https://favtoo.com/find-replace/opengraph-image.png Find & Replace Find and replace text with regex support. https://favtoo.com/remove-whitespace https://favtoo.com/remove-whitespace/opengraph-image.png Remove Whitespace Trim, collapse, or remove whitespace from text. https://favtoo.com/character-counter https://favtoo.com/character-counter/opengraph-image.png Character Counter Count characters with optional maximum length enforcement. https://favtoo.com/text-to-slug https://favtoo.com/text-to-slug/opengraph-image.png Text to Slug Convert any text into a URL-safe slug. https://favtoo.com/uppercase-converter https://favtoo.com/uppercase-converter/opengraph-image.png Uppercase Converter Convert any text to UPPERCASE instantly in your browser. https://favtoo.com/lowercase-converter https://favtoo.com/lowercase-converter/opengraph-image.png Lowercase Converter Convert any text to lowercase instantly in your browser. https://favtoo.com/title-case-converter https://favtoo.com/title-case-converter/opengraph-image.png Title Case Converter Convert text to Title Case — capitalize the first letter of each word. https://favtoo.com/sentence-case-converter https://favtoo.com/sentence-case-converter/opengraph-image.png Sentence Case Converter Convert text to sentence case — capitalize only the first letter of each sentence. https://favtoo.com/camel-case-converter https://favtoo.com/camel-case-converter/opengraph-image.png camelCase Converter Convert text to camelCase for programming variable names. https://favtoo.com/pascal-case-converter https://favtoo.com/pascal-case-converter/opengraph-image.png PascalCase Converter Convert text to PascalCase for class names and component names. https://favtoo.com/snake-case-converter https://favtoo.com/snake-case-converter/opengraph-image.png snake_case Converter Convert text to snake_case for programming identifiers. https://favtoo.com/kebab-case-converter https://favtoo.com/kebab-case-converter/opengraph-image.png kebab-case Converter Convert text to kebab-case for URLs and CSS class names. https://favtoo.com/alternating-case-converter https://favtoo.com/alternating-case-converter/opengraph-image.png Alternating Case Converter Convert text to aLtErNaTiNg CaSe for memes and sarcasm. https://favtoo.com/toggle-case-converter https://favtoo.com/toggle-case-converter/opengraph-image.png Toggle Case Converter Invert the case of every character — uppercase becomes lowercase and vice versa. https://favtoo.com/dot-case-converter https://favtoo.com/dot-case-converter/opengraph-image.png dot.case Converter Convert text to dot.case — words separated by periods. https://favtoo.com/constant-case-converter https://favtoo.com/constant-case-converter/opengraph-image.png CONSTANT_CASE Converter Convert text to CONSTANT_CASE (UPPER_SNAKE_CASE) for constants. https://favtoo.com/text-remove-line-breaks https://favtoo.com/text-remove-line-breaks/opengraph-image.png Remove Line Breaks Remove all line breaks from text and join into a single line. https://favtoo.com/text-remove-empty-lines https://favtoo.com/text-remove-empty-lines/opengraph-image.png Remove Empty Lines Remove blank/empty lines from text while keeping content lines. https://favtoo.com/text-remove-special-chars https://favtoo.com/text-remove-special-chars/opengraph-image.png Remove Special Characters Strip all special characters from text, keeping only letters, numbers, and spaces. https://favtoo.com/text-remove-numbers https://favtoo.com/text-remove-numbers/opengraph-image.png Remove Numbers Strip all numbers (digits 0-9) from text. https://favtoo.com/text-remove-letters https://favtoo.com/text-remove-letters/opengraph-image.png Remove Letters Strip all letters (a-z, A-Z) from text, keeping numbers and symbols. https://favtoo.com/text-remove-punctuation https://favtoo.com/text-remove-punctuation/opengraph-image.png Remove Punctuation Strip all punctuation marks from text. https://favtoo.com/text-remove-html-tags https://favtoo.com/text-remove-html-tags/opengraph-image.png Remove HTML Tags Strip all HTML tags from text and extract plain text content. https://favtoo.com/text-remove-accents https://favtoo.com/text-remove-accents/opengraph-image.png Remove Accents Remove accents and diacritics from text, replacing with base letters. https://favtoo.com/text-trim https://favtoo.com/text-trim/opengraph-image.png Trim Text Trim leading and trailing whitespace from text or individual lines. https://favtoo.com/text-truncator https://favtoo.com/text-truncator/opengraph-image.png Text Truncator Truncate text to a specific character count with a custom suffix. https://favtoo.com/text-add-line-numbers https://favtoo.com/text-add-line-numbers/opengraph-image.png Add Line Numbers Add sequential line numbers to each line of text. https://favtoo.com/text-add-prefix-suffix https://favtoo.com/text-add-prefix-suffix/opengraph-image.png Add Prefix/Suffix Add a prefix and/or suffix to every line of text. https://favtoo.com/line-counter https://favtoo.com/line-counter/opengraph-image.png Line Counter Count total lines, non-empty lines, and empty lines in text. https://favtoo.com/sentence-counter https://favtoo.com/sentence-counter/opengraph-image.png Sentence Counter Count sentences in your text instantly with clear, browser-based results. https://favtoo.com/paragraph-counter https://favtoo.com/paragraph-counter/opengraph-image.png Paragraph Counter Count paragraphs in pasted text using blank-line breaks in your browser. https://favtoo.com/reading-time-estimator https://favtoo.com/reading-time-estimator/opengraph-image.png Reading Time Estimator Estimate how long text takes to read using adjustable words-per-minute assumptions. https://favtoo.com/speaking-time-estimator https://favtoo.com/speaking-time-estimator/opengraph-image.png Speaking Time Estimator Estimate speech duration from a script using words-per-minute for presentations and video. https://favtoo.com/keyword-density-checker https://favtoo.com/keyword-density-checker/opengraph-image.png Keyword Density Checker See how often keywords appear relative to total words for quick on-page SEO checks. https://favtoo.com/most-frequent-words https://favtoo.com/most-frequent-words/opengraph-image.png Most Frequent Words List the most common words in your text to spot repetition and themes at a glance. https://favtoo.com/average-word-length https://favtoo.com/average-word-length/opengraph-image.png Average Word Length Compute average characters per word to gauge readability and vocabulary complexity. https://favtoo.com/unique-word-counter https://favtoo.com/unique-word-counter/opengraph-image.png Unique Word Counter Count distinct words in your text to measure vocabulary variety and duplication. https://favtoo.com/whitespace-counter https://favtoo.com/whitespace-counter/opengraph-image.png Whitespace Counter Count spaces, tabs, and line breaks to audit formatting and hidden characters. https://favtoo.com/reverse-words https://favtoo.com/reverse-words/opengraph-image.png Reverse Words Reverse the order of words in your text while keeping individual letters unchanged. https://favtoo.com/reverse-lines https://favtoo.com/reverse-lines/opengraph-image.png Reverse Lines Flip the order of lines in a list or document while preserving text on each line. https://favtoo.com/sort-lines-by-length https://favtoo.com/sort-lines-by-length/opengraph-image.png Sort Lines by Length Sort lines shortest-to-longest or longest-to-shortest for quick visual organization. https://favtoo.com/shuffle-lines https://favtoo.com/shuffle-lines/opengraph-image.png Shuffle Lines Randomize line order for brainstorming, quiz shuffling, or anonymized item pools. https://favtoo.com/shuffle-words https://favtoo.com/shuffle-words/opengraph-image.png Shuffle Words Randomize word order inside a block of text for creative prompts and obfuscation games. https://favtoo.com/text-repeater https://favtoo.com/text-repeater/opengraph-image.png Text Repeater Repeat a string or block of text N times with optional separators for testing and memes. https://favtoo.com/wrap-text https://favtoo.com/wrap-text/opengraph-image.png Wrap Text Hard-wrap long lines to a maximum width for emails, READMEs, and terminal-friendly output. https://favtoo.com/text-to-hashtags https://favtoo.com/text-to-hashtags/opengraph-image.png Text to Hashtags Turn words or phrases into hashtag tokens for social captions and campaign tagging. https://favtoo.com/indent-text https://favtoo.com/indent-text/opengraph-image.png Indent/Unindent Text Add or remove leading spaces or tabs on each line for code blocks and nested lists. https://favtoo.com/transpose-text https://favtoo.com/transpose-text/opengraph-image.png Transpose Text Swap rows and columns so lines become character columns like a matrix transpose. https://favtoo.com/string-length-checker https://favtoo.com/string-length-checker/opengraph-image.png String Length Checker Measure character and byte-style counts for strings, including grapheme awareness where supported. https://favtoo.com/palindrome-checker https://favtoo.com/palindrome-checker/opengraph-image.png Palindrome Checker Test whether text reads the same forwards and backwards after normalizing spaces and case. https://favtoo.com/anagram-checker https://favtoo.com/anagram-checker/opengraph-image.png Anagram Checker Verify whether two strings are anagrams using the same multiset of letters. https://favtoo.com/substring-counter https://favtoo.com/substring-counter/opengraph-image.png Substring Counter Count overlapping or non-overlapping occurrences of a needle substring inside your haystack text. https://favtoo.com/string-splitter https://favtoo.com/string-splitter/opengraph-image.png String Splitter Split text into fields or lines using delimiters, regex, or fixed widths for quick restructuring. https://favtoo.com/string-joiner https://favtoo.com/string-joiner/opengraph-image.png String Joiner Join lines or tokens with a custom delimiter to build CSV rows, paths, or SQL lists. https://favtoo.com/text-to-binary https://favtoo.com/text-to-binary/opengraph-image.png Text to Binary Converter Turn any text into space-separated 8-bit binary for every UTF-8 byte, live in your browser. https://favtoo.com/binary-to-text https://favtoo.com/binary-to-text/opengraph-image.png Binary to Text Converter Decode space-separated 8-bit binary groups into readable UTF-8 text instantly. https://favtoo.com/text-to-hex https://favtoo.com/text-to-hex/opengraph-image.png Text to Hex Converter Encode text to lowercase hexadecimal byte pairs for every UTF-8 byte, updated live. https://favtoo.com/hex-to-text https://favtoo.com/hex-to-text/opengraph-image.png Hex to Text Converter Decode hex digits (spaced or continuous) into UTF-8 text in real time. https://favtoo.com/text-to-octal https://favtoo.com/text-to-octal/opengraph-image.png Text to Octal Converter Show each UTF-8 byte as three-digit octal values separated by spaces, live. https://favtoo.com/octal-to-text https://favtoo.com/octal-to-text/opengraph-image.png Octal to Text Converter Decode whitespace-separated octal byte codes into UTF-8 text instantly. https://favtoo.com/text-to-ascii https://favtoo.com/text-to-ascii/opengraph-image.png Text to ASCII Codes List every UTF-8 byte as a decimal number from 0 to 255, separated by spaces. https://favtoo.com/ascii-to-text https://favtoo.com/ascii-to-text/opengraph-image.png ASCII to Text Converter Turn space-separated decimal byte values (0–255) into UTF-8 text live. https://favtoo.com/text-to-base64 https://favtoo.com/text-to-base64/opengraph-image.png Text to Base64 Encoder Encode any Unicode text to Base64 using a browser-safe UTF-8 pipeline. https://favtoo.com/base64-to-text https://favtoo.com/base64-to-text/opengraph-image.png Base64 to Text Decoder Decode Base64 strings back to readable Unicode text with one click. https://favtoo.com/morse-code-converter https://favtoo.com/morse-code-converter/opengraph-image.png Morse Code Converter Translate letters and digits to ITU Morse and back with live bidirectional editing. https://favtoo.com/text-to-nato https://favtoo.com/text-to-nato/opengraph-image.png NATO Phonetic Alphabet Spell text with standard NATO words such as Alpha, Bravo, and Charlie. https://favtoo.com/text-to-braille https://favtoo.com/text-to-braille/opengraph-image.png Text to Braille Converter Map English letters a–z to Unicode Braille patterns while leaving other symbols unchanged. https://favtoo.com/html-entity-encoder https://favtoo.com/html-entity-encoder/opengraph-image.png HTML Entity Encoder Escape ampersands, angle brackets, and quotes into common HTML entities in real time. https://favtoo.com/html-entity-decoder https://favtoo.com/html-entity-decoder/opengraph-image.png HTML Entity Decoder Turn HTML entities like &amp; and &#39; back into raw characters with live feedback. https://favtoo.com/unicode-encoder https://favtoo.com/unicode-encoder/opengraph-image.png Unicode Escape Encoder Encode text to JavaScript-style \uXXXX and \u{...} escapes with bidirectional editing. https://favtoo.com/unicode-decoder https://favtoo.com/unicode-decoder/opengraph-image.png Unicode Escape Decoder Decode \uXXXX and \u{…} sequences back into real Unicode characters live. https://favtoo.com/rot13-encoder https://favtoo.com/rot13-encoder/opengraph-image.png ROT13 Encoder Apply the ROT13 self-inverse cipher to Latin letters with instant bidirectional updates. https://favtoo.com/caesar-cipher https://favtoo.com/caesar-cipher/opengraph-image.png Caesar Cipher Shift A–Z and a–z by a selectable amount from 1 to 25 with a single process click. https://favtoo.com/md5-hash-generator https://favtoo.com/md5-hash-generator/opengraph-image.png MD5 Hash Generator Compute the MD5 digest of any string as 32 lowercase hexadecimal characters. https://favtoo.com/sha1-hash-generator https://favtoo.com/sha1-hash-generator/opengraph-image.png SHA-1 Hash Generator Compute a160-bit SHA-1 digest of UTF-8 text and view it as forty hex characters. https://favtoo.com/sha256-hash-generator https://favtoo.com/sha256-hash-generator/opengraph-image.png SHA-256 Hash Generator Generate a SHA-256 digest of UTF-8 text as sixty-four lowercase hex characters. https://favtoo.com/sha512-hash-generator https://favtoo.com/sha512-hash-generator/opengraph-image.png SHA-512 Hash Generator Produce a SHA-512 digest of UTF-8 text as one hundred twenty-eight hex characters. https://favtoo.com/hmac-generator https://favtoo.com/hmac-generator/opengraph-image.png HMAC-SHA256 Generator Compute HMAC-SHA256 using a first-line secret or a built-in demo key from a menu. https://favtoo.com/crc32-generator https://favtoo.com/crc32-generator/opengraph-image.png CRC32 Checksum Generator Calculate the IEEE CRC32 checksum of UTF-8 text as eight uppercase hexadecimal digits. https://favtoo.com/bmi-calculator https://favtoo.com/bmi-calculator/opengraph-image.png BMI Calculator Calculate your Body Mass Index with metric or imperial units. https://favtoo.com/age-calculator https://favtoo.com/age-calculator/opengraph-image.png Age Calculator Calculate exact age in years, months, and days. https://favtoo.com/loan-calculator https://favtoo.com/loan-calculator/opengraph-image.png Loan Calculator Calculate monthly 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tax rate. https://favtoo.com/basic-calculator https://favtoo.com/basic-calculator/opengraph-image.png Basic Calculator Add, subtract, multiply, divide, or take the remainder of two numbers in your browser. https://favtoo.com/scientific-calculator https://favtoo.com/scientific-calculator/opengraph-image.png Scientific Calculator Evaluate expressions with trig, log, powers, parentheses, pi, and e using a safe parser (no eval). https://favtoo.com/fraction-calculator https://favtoo.com/fraction-calculator/opengraph-image.png Fraction Calculator Add, subtract, multiply, or divide two fractions and get a simplified result as a fraction and decimal. https://favtoo.com/decimal-to-fraction https://favtoo.com/decimal-to-fraction/opengraph-image.png Decimal to Fraction Converter Convert decimals to simplified fractions or fractions to decimals with one bidirectional field. https://favtoo.com/fraction-to-decimal https://favtoo.com/fraction-to-decimal/opengraph-image.png Fraction to Decimal Converter Turn fractions into decimals or decimals into simplified fractions using bidirectional conversion. https://favtoo.com/square-root-calculator https://favtoo.com/square-root-calculator/opengraph-image.png Square Root Calculator Compute the square root of a non-negative number and see whether it is a perfect square. https://favtoo.com/cube-root-calculator https://favtoo.com/cube-root-calculator/opengraph-image.png Cube Root Calculator Compute the cube root of any real number, including negatives, in one step. https://favtoo.com/power-calculator https://favtoo.com/power-calculator/opengraph-image.png Power Calculator Raise a base to an exponent and see the numeric result for real powers. https://favtoo.com/factorial-calculator https://favtoo.com/factorial-calculator/opengraph-image.png Factorial Calculator Compute n factorial for integers from 0 through 170 using exact big-integer arithmetic. https://favtoo.com/modulo-calculator 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strings back to standard form. https://favtoo.com/quadratic-solver https://favtoo.com/quadratic-solver/opengraph-image.png Quadratic Equation Solver Solve ax² + bx + c = 0 with the quadratic formula, discriminant, and complex roots when needed. https://favtoo.com/linear-equation-solver https://favtoo.com/linear-equation-solver/opengraph-image.png Linear Equation Solver Solve ax + b = 0 for x, including the identity and no-solution cases. https://favtoo.com/ratio-calculator https://favtoo.com/ratio-calculator/opengraph-image.png Ratio Calculator Given a : b = c : x, compute the missing fourth proportional x from three known values. https://favtoo.com/proportion-calculator https://favtoo.com/proportion-calculator/opengraph-image.png Proportion Calculator Solve a/b = c/d for whichever variable is unknown using cross-multiplication. https://favtoo.com/logarithm-calculator https://favtoo.com/logarithm-calculator/opengraph-image.png Logarithm Calculator Compute log base b of x for positive x and valid bases using the change-of-base formula. https://favtoo.com/natural-log-calculator https://favtoo.com/natural-log-calculator/opengraph-image.png Natural Log Calculator Compute the natural logarithm ln(x) for positive x in one click. https://favtoo.com/system-equations-solver https://favtoo.com/system-equations-solver/opengraph-image.png System of Equations Solver Solve a 2×2 linear system a₁x+b₁y=c₁, a₂x+b₂y=c₂ using Cramer’s rule in your browser. https://favtoo.com/polynomial-root-finder https://favtoo.com/polynomial-root-finder/opengraph-image.png Polynomial Root Finder Find real roots of quadratic or cubic polynomials using the quadratic formula and Cardano’s method for cubics. https://favtoo.com/inequality-solver https://favtoo.com/inequality-solver/opengraph-image.png Linear Inequality Solver Solve one-step linear inequalities of the form ax + b compared to c with correct flip when a < 0. https://favtoo.com/variation-calculator 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Suggested bedtimes from wake time using 90-minute cycles. https://favtoo.com/ovulation-calculator https://favtoo.com/ovulation-calculator/opengraph-image.png Ovulation Estimator Rough fertile-window estimate from last period and cycle length. https://favtoo.com/pregnancy-due-date https://favtoo.com/pregnancy-due-date/opengraph-image.png Pregnancy Due Date Calculator Classic due date from first day of last period plus 280 days. https://favtoo.com/baby-age-calculator https://favtoo.com/baby-age-calculator/opengraph-image.png Baby Age Calculator Age in years, months, and days from a birth date. https://favtoo.com/child-height-predictor https://favtoo.com/child-height-predictor/opengraph-image.png Child Height Predictor Mid-parental adult height estimate from parent heights. https://favtoo.com/date-difference https://favtoo.com/date-difference/opengraph-image.png Date Difference Calculator Days, weeks, months, and years between two dates. https://favtoo.com/date-add-subtract 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https://favtoo.com/decimal-to-octal/opengraph-image.png Decimal to Octal Converter decimal ↔ octal integers https://favtoo.com/binary-to-hex https://favtoo.com/binary-to-hex/opengraph-image.png Binary to Hex Converter binary ↔ hexadecimal https://favtoo.com/hex-to-binary https://favtoo.com/hex-to-binary/opengraph-image.png Hex to Binary Converter hexadecimal ↔ binary https://favtoo.com/binary-to-octal https://favtoo.com/binary-to-octal/opengraph-image.png Binary to Octal Converter binary ↔ octal https://favtoo.com/octal-to-binary https://favtoo.com/octal-to-binary/opengraph-image.png Octal to Binary Converter octal ↔ binary https://favtoo.com/number-base-converter https://favtoo.com/number-base-converter/opengraph-image.png Number Base Converter parse number colon base to decimal https://favtoo.com/roman-numeral-converter https://favtoo.com/roman-numeral-converter/opengraph-image.png Roman Numeral Converter Roman numerals ↔ decimal 1–3999 https://favtoo.com/number-to-words 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https://favtoo.com/volume-converter/opengraph-image.png Volume Unit Converter L mL gal qt pt cup fl-oz https://favtoo.com/speed-converter https://favtoo.com/speed-converter/opengraph-image.png Speed Unit Converter km/h mph m/s knots https://favtoo.com/time-converter https://favtoo.com/time-converter/opengraph-image.png Time Unit Converter seconds through weeks https://favtoo.com/pressure-converter https://favtoo.com/pressure-converter/opengraph-image.png Pressure Unit Converter Pa kPa bar psi atm https://favtoo.com/energy-converter https://favtoo.com/energy-converter/opengraph-image.png Energy Unit Converter J kJ cal kcal kWh BTU https://favtoo.com/power-converter https://favtoo.com/power-converter/opengraph-image.png Power Unit Converter W kW hp BTU/h https://favtoo.com/data-storage-converter https://favtoo.com/data-storage-converter/opengraph-image.png Data Storage Converter B KB MB GB TB PB binary https://favtoo.com/data-transfer-speed 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https://favtoo.com/wavelength-frequency https://favtoo.com/wavelength-frequency/opengraph-image.png Wavelength Frequency Calculator c equals lambda f vacuum https://favtoo.com/decibel-calculator https://favtoo.com/decibel-calculator/opengraph-image.png Decibel Power Calculator ten log10 P2 over P1 https://favtoo.com/voltage-divider https://favtoo.com/voltage-divider/opengraph-image.png Voltage Divider Calculator Vout unloaded resistor divider https://favtoo.com/led-resistor-calculator https://favtoo.com/led-resistor-calculator/opengraph-image.png LED Resistor Calculator series resistor from V I https://favtoo.com/power-factor-calculator https://favtoo.com/power-factor-calculator/opengraph-image.png Power Factor Calculator PF equals P over S https://favtoo.com/electric-charge-calculator https://favtoo.com/electric-charge-calculator/opengraph-image.png Electric Charge Calculator Q equals I times t https://favtoo.com/molarity-calculator 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https://favtoo.com/velocity-calculator https://favtoo.com/velocity-calculator/opengraph-image.png Velocity Calculator v equals d over t plus km/h mph https://favtoo.com/acceleration-calculator https://favtoo.com/acceleration-calculator/opengraph-image.png Acceleration Calculator Find average acceleration from velocity change and elapsed time using a = Δv/Δt. https://favtoo.com/force-calculator https://favtoo.com/force-calculator/opengraph-image.png Force Calculator (F = ma) Compute force in newtons from mass in kilograms and acceleration in m/s². https://favtoo.com/momentum-calculator https://favtoo.com/momentum-calculator/opengraph-image.png Momentum Calculator Calculate linear momentum p = mv from mass and velocity in SI units. https://favtoo.com/torque-calculator-physics https://favtoo.com/torque-calculator-physics/opengraph-image.png Torque Calculator Find torque τ = F d sin(θ) with force, lever arm distance, and angle in degrees. https://favtoo.com/pressure-calculator-physics https://favtoo.com/pressure-calculator-physics/opengraph-image.png Pressure Calculator Compute pressure P = F/A from force in newtons and area in square meters. https://favtoo.com/density-calculator-physics https://favtoo.com/density-calculator-physics/opengraph-image.png Density Calculator Find density ρ = m/V from mass and volume in kilograms and cubic meters. https://favtoo.com/buoyancy-calculator https://favtoo.com/buoyancy-calculator/opengraph-image.png Buoyancy Calculator Estimate buoyant force Fb = ρ V g using fluid density, submerged volume, and gravity. https://favtoo.com/heat-transfer-calculator https://favtoo.com/heat-transfer-calculator/opengraph-image.png Heat Transfer Calculator (Q = mcΔT) Compute heat energy Q = m c ΔT for a temperature change using specific heat. https://favtoo.com/thermal-expansion-calculator https://favtoo.com/thermal-expansion-calculator/opengraph-image.png Thermal Expansion Calculator Estimate length change ΔL = α L₀ ΔT for linear thermal expansion. 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for flooring orders. https://favtoo.com/tile-calculator https://favtoo.com/tile-calculator/opengraph-image.png Tile Calculator Estimate how many tiles are needed from floor area and nominal tile size in inches. https://favtoo.com/wallpaper-calculator https://favtoo.com/wallpaper-calculator/opengraph-image.png Wallpaper Roll Calculator Estimate rolls from perimeter, wall height, and roll width assuming a standard roll length. https://favtoo.com/gravel-sand-calculator https://favtoo.com/gravel-sand-calculator/opengraph-image.png Gravel / Sand Ton Calculator Convert a box of length, width, and depth in feet to cubic yards and a rough tons estimate. https://favtoo.com/roofing-calculator https://favtoo.com/roofing-calculator/opengraph-image.png Roofing Squares Calculator Estimate roof surface area from footprint and pitch, then express area in roofing squares. https://favtoo.com/lumber-calculator https://favtoo.com/lumber-calculator/opengraph-image.png Board Feet Calculator Compute board feet from nominal thickness and width in inches and length in feet. https://favtoo.com/square-footage-calculator https://favtoo.com/square-footage-calculator/opengraph-image.png Square Footage Calculator Convert a rectangle in feet to square feet, square meters, and acres. https://favtoo.com/fence-calculator https://favtoo.com/fence-calculator/opengraph-image.png Fence Post & Rail Estimator Estimate posts from fence line length and spacing, plus rails assuming three rails per segment. https://favtoo.com/pool-volume-calculator https://favtoo.com/pool-volume-calculator/opengraph-image.png Pool Volume Calculator (Gallons) Estimate gallons for rectangle, round, or oval pools from dimensions and average depth in feet. https://favtoo.com/staircase-calculator https://favtoo.com/staircase-calculator/opengraph-image.png Stair Calculator Estimate the number of steps from total rise and target riser height, plus a tread suggestion. https://favtoo.com/beam-load-calculator https://favtoo.com/beam-load-calculator/opengraph-image.png Beam Load Calculator (Uniform) Estimate maximum bending moment for a simply supported beam with uniform load per foot. https://favtoo.com/property-tax-calculator https://favtoo.com/property-tax-calculator/opengraph-image.png Property Tax Calculator Multiply assessed home value by a tax rate percentage to estimate annual property tax. https://favtoo.com/rent-affordability-calculator https://favtoo.com/rent-affordability-calculator/opengraph-image.png Rent Affordability Calculator Estimate maximum affordable rent using a 28% of gross income rule minus monthly debt payments. https://favtoo.com/home-equity-calculator https://favtoo.com/home-equity-calculator/opengraph-image.png Home Equity Calculator Subtract mortgage balance from home value to show equity dollars and percent of value. https://favtoo.com/loan-to-value-calculator https://favtoo.com/loan-to-value-calculator/opengraph-image.png Loan-to-Value (LTV) Calculator Compute 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headers. https://favtoo.com/json-to-typescript https://favtoo.com/json-to-typescript/opengraph-image.png JSON to TypeScript Infer a TypeScript-style type tree from a JSON sample for scaffolding interfaces quickly. https://favtoo.com/json-to-java https://favtoo.com/json-to-java/opengraph-image.png JSON to Java Class Generate a simple Java data class with field declarations mapped from JSON types. https://favtoo.com/json-to-python https://favtoo.com/json-to-python/opengraph-image.png JSON to Python Dataclass Create a Python dataclass skeleton with type hints inferred from a JSON object. https://favtoo.com/json-to-php https://favtoo.com/json-to-php/opengraph-image.png JSON to PHP Class Generate a minimal PHP class with typed public properties derived from JSON keys. https://favtoo.com/json-to-markdown-table https://favtoo.com/json-to-markdown-table/opengraph-image.png JSON to Markdown Table Convert a JSON array of objects into a GitHub-flavored Markdown table string. 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https://favtoo.com/css-variable-extractor/opengraph-image.png CSS Variable Extractor Extract CSS custom properties (--variables) from a stylesheet and find unused or undefined references. https://favtoo.com/css-specificity-calculator https://favtoo.com/css-specificity-calculator/opengraph-image.png CSS Specificity Calculator Calculate CSS specificity scores for selectors and compare their weights. https://favtoo.com/css-unit-converter https://favtoo.com/css-unit-converter/opengraph-image.png CSS Unit Converter Convert between CSS units: px, rem, em, pt, cm, mm, in, vw, and vh. https://favtoo.com/tailwind-class-generator https://favtoo.com/tailwind-class-generator/opengraph-image.png Tailwind Class Generator Generate Tailwind CSS class strings for common UI components like cards, badges, alerts, and inputs. https://favtoo.com/bootstrap-grid-generator https://favtoo.com/bootstrap-grid-generator/opengraph-image.png Bootstrap Grid Generator Generate Bootstrap grid HTML with customizable 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saturation, lightness) and vice versa. https://favtoo.com/hsl-to-rgb https://favtoo.com/hsl-to-rgb/opengraph-image.png HSL to RGB Converter Convert HSL color values to RGB and vice versa. https://favtoo.com/rgb-to-cmyk https://favtoo.com/rgb-to-cmyk/opengraph-image.png RGB to CMYK Converter Convert RGB color values to CMYK (cyan, magenta, yellow, key) for print workflows. https://favtoo.com/cmyk-to-rgb https://favtoo.com/cmyk-to-rgb/opengraph-image.png CMYK to RGB Converter Convert CMYK print color values to RGB screen values and vice versa. https://favtoo.com/color-palette-generator https://favtoo.com/color-palette-generator/opengraph-image.png Color Palette Generator Generate harmonious 5-color palettes from a base color using analogous, complementary, triadic, and other schemes. https://favtoo.com/color-contrast-checker https://favtoo.com/color-contrast-checker/opengraph-image.png Color Contrast Checker Check WCAG 2.1 color contrast ratio between foreground and background colors for 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https://favtoo.com/iso-date-formatter https://favtoo.com/iso-date-formatter/opengraph-image.png ISO Date Formatter Convert between ISO 8601 date strings and human-readable format with day names and Unix timestamps. https://favtoo.com/date-format-converter https://favtoo.com/date-format-converter/opengraph-image.png Date Format Converter Convert a date string into ISO 8601, US, EU, long, and Unix timestamp formats at once. https://favtoo.com/bitwise-calculator https://favtoo.com/bitwise-calculator/opengraph-image.png Bitwise Calculator Perform bitwise operations (AND, OR, XOR, NOT, shifts) on integers with binary and hex output. https://favtoo.com/byte-bit-converter https://favtoo.com/byte-bit-converter/opengraph-image.png Byte ↔ Bit Converter Convert between bytes and bits bidirectionally with simple multiplication or division by 8. https://favtoo.com/file-size-converter https://favtoo.com/file-size-converter/opengraph-image.png File Size Converter Convert file sizes between bytes, KB, MB, GB, TB, and PB using binary (1024-based) units. https://favtoo.com/ansi-color-reference https://favtoo.com/ansi-color-reference/opengraph-image.png ANSI Color Code Reference Display a complete ANSI color code reference table with foreground, background, bright, 256-color, and true color codes. https://favtoo.com/ascii-table-reference https://favtoo.com/ascii-table-reference/opengraph-image.png ASCII Table Reference Display the full ASCII table (0–127) with decimal, hex, octal, and character columns including control codes. https://favtoo.com/unicode-table https://favtoo.com/unicode-table/opengraph-image.png Unicode Table Browse Unicode character blocks including Basic Latin, Greek, Cyrillic, Arrows, Math, Box Drawing, and Emoji. https://favtoo.com/keyboard-shortcut-reference https://favtoo.com/keyboard-shortcut-reference/opengraph-image.png Keyboard Shortcut Reference Quick reference for keyboard shortcuts in VS Code, Terminal, Git, Vim, and Chrome DevTools. https://favtoo.com/http-methods-reference https://favtoo.com/http-methods-reference/opengraph-image.png HTTP Methods Reference Complete HTTP methods reference with safety, idempotency, status codes, and content types. https://favtoo.com/rest-api-checklist https://favtoo.com/rest-api-checklist/opengraph-image.png REST API Design Checklist Comprehensive REST API design checklist covering URL design, methods, status codes, security, and documentation. https://favtoo.com/web-performance-calculator https://favtoo.com/web-performance-calculator/opengraph-image.png Web Performance Calculator Estimate page load time from page size, connection speed, HTTP requests, and round-trip latency. https://favtoo.com/bundle-size-estimator https://favtoo.com/bundle-size-estimator/opengraph-image.png Bundle Size Estimator Estimate JavaScript bundle size after tree-shaking with gzip and brotli compression estimates. https://favtoo.com/svg-formatter https://favtoo.com/svg-formatter/opengraph-image.png SVG Formatter Format and indent SVG code with consistent 2-space indentation for readability. https://favtoo.com/svg-minifier https://favtoo.com/svg-minifier/opengraph-image.png SVG Minifier Minify SVG by removing comments, collapsing whitespace, and trimming spaces between tags. https://favtoo.com/svg-optimizer https://favtoo.com/svg-optimizer/opengraph-image.png SVG Optimizer Optimize SVG by removing editor metadata, unused namespaces, empty attributes, and unnecessary elements. https://favtoo.com/svg-to-css-background https://favtoo.com/svg-to-css-background/opengraph-image.png SVG to CSS Background Convert SVG code to a CSS background-image data URI with proper URL encoding. https://favtoo.com/svg-to-base64 https://favtoo.com/svg-to-base64/opengraph-image.png SVG to Base64 Convert SVG code to a base64-encoded data URL with size comparison stats. https://favtoo.com/svg-to-png https://favtoo.com/svg-to-png/opengraph-image.png SVG to PNG Generate JavaScript Canvas API code to convert SVG to PNG, with download functionality. https://favtoo.com/svg-to-jsx https://favtoo.com/svg-to-jsx/opengraph-image.png SVG to JSX Convert SVG attributes to JSX-compatible format: kebab-case to camelCase, class to className, and more. https://favtoo.com/svg-to-react-component https://favtoo.com/svg-to-react-component/opengraph-image.png SVG to React Component Wrap SVG in a React functional component with JSX attribute conversion and props spreading. https://favtoo.com/svg-path-visualizer https://favtoo.com/svg-path-visualizer/opengraph-image.png SVG Path Visualizer Visualize an SVG path data string on a grid with customizable stroke color and width. https://favtoo.com/svg-blob-generator https://favtoo.com/svg-blob-generator/opengraph-image.png SVG Blob Generator Generate random organic SVG blob shapes with customizable color, complexity, and size. https://favtoo.com/svg-wave-generator https://favtoo.com/svg-wave-generator/opengraph-image.png SVG Wave Generator Generate SVG wave shapes for section dividers with customizable color, wave count, and position. https://favtoo.com/svg-pattern-generator https://favtoo.com/svg-pattern-generator/opengraph-image.png SVG Pattern Generator Generate repeating SVG patterns including dots, diagonal lines, grid, zigzag, and crosses. https://favtoo.com/og-image-generator https://favtoo.com/og-image-generator/opengraph-image.png OG Image Generator Generate Open Graph (OG) social share images as SVG with customizable title, description, colors, and branding. https://favtoo.com/json-to-csv https://favtoo.com/json-to-csv/opengraph-image.png JSON to CSV Convert a JSON array to CSV format. https://favtoo.com/excel-to-csv https://favtoo.com/excel-to-csv/opengraph-image.png Excel to CSV Convert Excel spreadsheets (.xlsx) to CSV format. https://favtoo.com/hash-generator https://favtoo.com/hash-generator/opengraph-image.png Hash Generator Generate MD5, SHA-1, SHA-256, and SHA-512 hashes. https://favtoo.com/jwt-decoder https://favtoo.com/jwt-decoder/opengraph-image.png JWT Decoder Decode and inspect JSON Web Tokens. https://favtoo.com/password-checker https://favtoo.com/password-checker/opengraph-image.png Password Strength Checker Check how strong your password is with detailed feedback. https://favtoo.com/css-minifier https://favtoo.com/css-minifier/opengraph-image.png CSS Minifier Minify CSS to reduce file size. https://favtoo.com/meta-tag-generator https://favtoo.com/meta-tag-generator/opengraph-image.png Meta Tag Generator Generate HTML meta tags for SEO and social sharing. https://favtoo.com/robots-txt-generator https://favtoo.com/robots-txt-generator/opengraph-image.png Robots.txt Generator Generate a robots.txt file for your website. https://favtoo.com/htaccess-generator https://favtoo.com/htaccess-generator/opengraph-image.png .htaccess Generator Generate Apache .htaccess files for redirects, caching, and security. https://favtoo.com/open-graph-preview https://favtoo.com/open-graph-preview/opengraph-image.png Open Graph Preview Preview how your page looks when shared on social media. https://favtoo.com/og-tag-generator https://favtoo.com/og-tag-generator/opengraph-image.png Open Graph Tag Generator Generate Open Graph meta tags for social media sharing with customizable title, description, image, and type. https://favtoo.com/og-tag-previewer https://favtoo.com/og-tag-previewer/opengraph-image.png Open Graph Tag Previewer Preview how Open Graph tags will render in social media card previews and identify missing properties. https://favtoo.com/twitter-card-generator https://favtoo.com/twitter-card-generator/opengraph-image.png Twitter Card Generator Generate Twitter Card meta tags with card type, title, description, image, and creator attribution. https://favtoo.com/twitter-card-previewer https://favtoo.com/twitter-card-previewer/opengraph-image.png Twitter Card Previewer Preview Twitter Card rendering from pasted meta tags and verify card type, title, and image properties. https://favtoo.com/robots-txt-validator https://favtoo.com/robots-txt-validator/opengraph-image.png Robots.txt Validator Validate robots.txt syntax including directives, User-agent rules, Sitemap references, and Crawl-delay. https://favtoo.com/sitemap-xml-validator https://favtoo.com/sitemap-xml-validator/opengraph-image.png Sitemap XML Validator Validate XML sitemap structure including URLs, lastmod dates, priority values, and changefreq entries. https://favtoo.com/canonical-url-generator https://favtoo.com/canonical-url-generator/opengraph-image.png Canonical URL Generator Generate a canonical link tag with proper URL normalization, trailing slash control, and tracking param removal. https://favtoo.com/hreflang-tag-generator https://favtoo.com/hreflang-tag-generator/opengraph-image.png Hreflang Tag Generator Generate hreflang link tags for multi-language websites with x-default support. https://favtoo.com/schema-markup-generator https://favtoo.com/schema-markup-generator/opengraph-image.png Schema Markup Generator Generate JSON-LD structured data for Articles, Products, Local Business, FAQ, Events, and more. https://favtoo.com/schema-markup-validator https://favtoo.com/schema-markup-validator/opengraph-image.png Schema Markup Validator Validate JSON-LD schema markup for correct structure, required properties, and schema.org compliance. https://favtoo.com/tf-idf-calculator https://favtoo.com/tf-idf-calculator/opengraph-image.png TF-IDF Calculator Analyze term frequency and TF-IDF scores across text to identify the most significant keywords. https://favtoo.com/readability-score-seo https://favtoo.com/readability-score-seo/opengraph-image.png Readability Score (SEO) Compute Flesch Reading Ease, Flesch-Kincaid Grade, Gunning Fog, and Coleman-Liau readability scores. https://favtoo.com/page-title-length-checker https://favtoo.com/page-title-length-checker/opengraph-image.png Page Title Length Checker Check page title lengths against SEO best practices (50–60 chars) with pixel width estimation. https://favtoo.com/meta-description-length-checker https://favtoo.com/meta-description-length-checker/opengraph-image.png Meta Description Length Checker Check meta description lengths against the recommended 120–160 character range for search snippets. https://favtoo.com/url-slug-generator-seo https://favtoo.com/url-slug-generator-seo/opengraph-image.png URL Slug Generator (SEO) Convert page titles to SEO-friendly URL slugs with accent normalization and stop word removal. https://favtoo.com/seo-checklist-generator https://favtoo.com/seo-checklist-generator/opengraph-image.png SEO Checklist Generator Generate a tailored SEO checklist for landing pages, blog posts, product pages, homepages, or local businesses. https://favtoo.com/heading-tag-extractor https://favtoo.com/heading-tag-extractor/opengraph-image.png Heading Tag Extractor Extract and visualize the heading tag hierarchy (H1–H6) from HTML with SEO checks for structure. https://favtoo.com/core-web-vitals-reference https://favtoo.com/core-web-vitals-reference/opengraph-image.png Core Web Vitals Reference Reference guide for Core Web Vitals (LCP, INP, CLS) thresholds, measurement tools, and optimization tips. https://favtoo.com/url-validator https://favtoo.com/url-validator/opengraph-image.png URL Validator Validate URLs and parse their components — protocol, host, port, path, query, and hash with security warnings. https://favtoo.com/query-string-remover https://favtoo.com/query-string-remover/opengraph-image.png Query String Remover Remove all query parameters or only tracking parameters (UTM, fbclid, gclid) from URLs. https://favtoo.com/utm-builder https://favtoo.com/utm-builder/opengraph-image.png UTM Builder Build campaign URLs with UTM parameters — source, medium, campaign, term, and content tracking tags. https://favtoo.com/utm-parser https://favtoo.com/utm-parser/opengraph-image.png UTM Parser Parse and extract UTM parameters from campaign URLs with a clean breakdown of each tag. https://favtoo.com/url-canonicalizer https://favtoo.com/url-canonicalizer/opengraph-image.png URL Canonicalizer Normalize URLs by lowercasing hosts, sorting query params, removing default ports and trailing slashes. https://favtoo.com/relative-to-absolute-url https://favtoo.com/relative-to-absolute-url/opengraph-image.png Relative to Absolute URL Convert between relative and absolute URLs by resolving paths against a base URL. https://favtoo.com/url-comparison-tool https://favtoo.com/url-comparison-tool/opengraph-image.png URL Comparison Tool Compare two URLs component-by-component — protocol, host, path, query, and hash with semantic matching. https://favtoo.com/url-to-qr-code https://favtoo.com/url-to-qr-code/opengraph-image.png URL to QR Code Generate a real, scannable QR code PNG from any URL — runs entirely in your browser. https://favtoo.com/punycode-encoder-decoder https://favtoo.com/punycode-encoder-decoder/opengraph-image.png Punycode Encoder / Decoder Encode Unicode domain names to Punycode (ACE) and decode Punycode back to Unicode. https://favtoo.com/idn-domain-converter https://favtoo.com/idn-domain-converter/opengraph-image.png IDN Domain Converter Convert internationalized domain names (IDN) to ASCII-compatible form and back. https://favtoo.com/url-to-slug-converter https://favtoo.com/url-to-slug-converter/opengraph-image.png URL Slug Converter Convert any text or title into a clean, URL-friendly slug with diacritics removal and normalization. https://favtoo.com/email-validator https://favtoo.com/email-validator/opengraph-image.png Email Validator Validate email address format against RFC 5322 with local part and domain analysis. https://favtoo.com/disposable-email-checker https://favtoo.com/disposable-email-checker/opengraph-image.png Disposable Email Checker Check if an email address uses a known disposable or temporary email service from a list of 100+ providers. https://favtoo.com/email-header-analyzer https://favtoo.com/email-header-analyzer/opengraph-image.png Email Header Analyzer Parse raw email headers and explain each field including routing, authentication, and spam indicators. https://favtoo.com/email-subject-line-tester https://favtoo.com/email-subject-line-tester/opengraph-image.png Email Subject Line Tester Score an email subject line based on length, spam triggers, capitalization, emoji usage, and engagement signals. https://favtoo.com/email-preview-generator https://favtoo.com/email-preview-generator/opengraph-image.png Email Preview Generator Preview how an email appears in an inbox with sender name, subject, and preview text on desktop and mobile. https://favtoo.com/spf-record-generator https://favtoo.com/spf-record-generator/opengraph-image.png SPF Record Generator Generate an SPF DNS TXT record with IPv4, IPv6, include, and MX directives and policy selection. https://favtoo.com/dkim-record-generator https://favtoo.com/dkim-record-generator/opengraph-image.png DKIM Record Generator Generate a DKIM DNS TXT record with selector, domain, key type, and public key configuration. https://favtoo.com/dmarc-record-generator https://favtoo.com/dmarc-record-generator/opengraph-image.png DMARC Record Generator Generate a DMARC DNS TXT record with policy, subdomain policy, report URIs, and percentage settings. https://favtoo.com/email-template-generator https://favtoo.com/email-template-generator/opengraph-image.png Email Template Generator Generate responsive HTML email templates for welcome, newsletter, receipt, password reset, and notification emails. https://favtoo.com/mailto-link-generator https://favtoo.com/mailto-link-generator/opengraph-image.png Mailto Link Generator Generate a properly encoded mailto: URL with to, CC, BCC, subject, and body fields. https://favtoo.com/email-extractor https://favtoo.com/email-extractor/opengraph-image.png Email Extractor Extract all email addresses from any text with deduplication and domain statistics. https://favtoo.com/email-signature-generator https://favtoo.com/email-signature-generator/opengraph-image.png Email Signature Generator Generate a professional HTML email signature with name, title, company, contact details, and accent color. https://favtoo.com/newsletter-preview https://favtoo.com/newsletter-preview/opengraph-image.png Newsletter Preview Render markdown-style newsletter content as formatted HTML with headings, links, lists, and emphasis. https://favtoo.com/unsubscribe-header-generator https://favtoo.com/unsubscribe-header-generator/opengraph-image.png Unsubscribe Header Generator Generate List-Unsubscribe and List-Unsubscribe-Post headers for RFC 8058 one-click unsubscribe compliance. https://favtoo.com/bounce-rate-calculator https://favtoo.com/bounce-rate-calculator/opengraph-image.png Bounce Rate Calculator Calculate email bounce rate from sent, bounced, hard bounce, and soft bounce counts with delivery analysis. https://favtoo.com/email-open-rate-calculator https://favtoo.com/email-open-rate-calculator/opengraph-image.png Email Open Rate Calculator Calculate email open rate from delivered and opened counts with engagement rating and opens-per-opener metric. https://favtoo.com/email-click-rate-calculator https://favtoo.com/email-click-rate-calculator/opengraph-image.png Email Click Rate Calculator Calculate email click-through rate (CTR) and click-to-open rate (CTOR) with engagement rating. https://favtoo.com/csp-header-validator https://favtoo.com/csp-header-validator/opengraph-image.png CSP Header Validator Parse and validate Content-Security-Policy headers with directive analysis and security warnings. https://favtoo.com/cookie-analyzer https://favtoo.com/cookie-analyzer/opengraph-image.png Cookie Analyzer Parse a Set-Cookie or Cookie header and display all attributes with security recommendations. https://favtoo.com/session-token-generator https://favtoo.com/session-token-generator/opengraph-image.png Session Token Generator Generate cryptographically random session tokens in hex, base64, URL-safe, or alphanumeric formats. https://favtoo.com/totp-generator https://favtoo.com/totp-generator/opengraph-image.png TOTP Generator Generate time-based one-time passwords (TOTP) from a Base32 secret with configurable digits and period. https://favtoo.com/qr-code-reader https://favtoo.com/qr-code-reader/opengraph-image.png QR Code Reader Parse and identify QR code data content — URLs, WiFi configs, vCards, calendar events, and more. https://favtoo.com/barcode-reader https://favtoo.com/barcode-reader/opengraph-image.png Barcode Reader Parse and validate barcode numbers — EAN-13, UPC-A, EAN-8, ISBN, and Code 39 with check digit verification. https://favtoo.com/certificate-decoder https://favtoo.com/certificate-decoder/opengraph-image.png Certificate Decoder Parse PEM-encoded X.509 certificates and display subject, issuer, validity, serial number, and signature algorithm. https://favtoo.com/jwt-generator https://favtoo.com/jwt-generator/opengraph-image.png JWT Generator Generate JWT tokens with custom claims, expiry, and algorithm selection for testing and prototyping. https://favtoo.com/jwt-validator https://favtoo.com/jwt-validator/opengraph-image.png JWT Validator Decode and validate JWT structure — header, payload, claims analysis, and expiry check. https://favtoo.com/owasp-checklist https://favtoo.com/owasp-checklist/opengraph-image.png OWASP Top 10 Checklist Generate a comprehensive OWASP Top 10 (2021) security checklist with actionable items for each category. https://favtoo.com/security-checklist https://favtoo.com/security-checklist/opengraph-image.png Web Security Checklist Generate a web application security checklist covering HTTPS, auth, headers, sessions, data protection, and monitoring. https://favtoo.com/firewall-rule-generator https://favtoo.com/firewall-rule-generator/opengraph-image.png Firewall Rule Generator Generate firewall rules for iptables, nftables, and UFW from IP, port, protocol, and action inputs. https://favtoo.com/browser-info-detector https://favtoo.com/browser-info-detector/opengraph-image.png Browser Info Detector Generate a JavaScript snippet that detects browser, platform, language, hardware, and connection info. https://favtoo.com/user-agent-generator https://favtoo.com/user-agent-generator/opengraph-image.png User-Agent Generator Generate realistic User-Agent strings for Chrome, Firefox, Safari, Edge, Opera, and Googlebot on any OS. https://favtoo.com/screen-resolution-checker https://favtoo.com/screen-resolution-checker/opengraph-image.png Screen Resolution Checker Generate a JavaScript snippet to detect screen resolution, available area, DPI, and display category. https://favtoo.com/viewport-size-checker https://favtoo.com/viewport-size-checker/opengraph-image.png Viewport Size Checker Generate a JavaScript snippet to detect viewport dimensions, scroll position, and Tailwind CSS breakpoint. https://favtoo.com/device-pixel-ratio https://favtoo.com/device-pixel-ratio/opengraph-image.png Device Pixel Ratio Checker Generate a JavaScript snippet to detect device pixel ratio, physical vs CSS pixels, and image scale recommendations. https://favtoo.com/color-depth-checker https://favtoo.com/color-depth-checker/opengraph-image.png Color Depth Checker Generate a JavaScript snippet to detect color depth, HDR support, color gamut, and contrast preferences. https://favtoo.com/browser-feature-detector https://favtoo.com/browser-feature-detector/opengraph-image.png Browser Feature Detector Generate a JavaScript snippet that checks 30+ browser API features including WebGL, Workers, WebRTC, and more. https://favtoo.com/cookie-viewer https://favtoo.com/cookie-viewer/opengraph-image.png Cookie Viewer Parse and inspect cookie data from JSON or key=value format with value decoding and size analysis. https://favtoo.com/localstorage-viewer https://favtoo.com/localstorage-viewer/opengraph-image.png localStorage Viewer Parse and inspect localStorage data exported as JSON with type detection and storage quota analysis. https://favtoo.com/sessionstorage-viewer https://favtoo.com/sessionstorage-viewer/opengraph-image.png sessionStorage Viewer Parse and inspect sessionStorage data exported as JSON with type detection and size analysis. https://favtoo.com/indexeddb-viewer https://favtoo.com/indexeddb-viewer/opengraph-image.png IndexedDB Viewer Parse and display IndexedDB data exported as JSON with object store listing and record preview. https://favtoo.com/web-font-detector https://favtoo.com/web-font-detector/opengraph-image.png Web Font Detector Generate a JavaScript snippet that detects installed system fonts and loaded web fonts on the current page. https://favtoo.com/css-support-checker https://favtoo.com/css-support-checker/opengraph-image.png CSS Support Checker Generate a JavaScript snippet that tests 30 CSS features using CSS.supports() including Grid, Container Queries, and more. https://favtoo.com/js-support-checker https://favtoo.com/js-support-checker/opengraph-image.png JS Support Checker Generate a JavaScript snippet that tests 30 JavaScript features from ES6 to latest proposals. https://favtoo.com/geolocation-tester https://favtoo.com/geolocation-tester/opengraph-image.png Geolocation Tester Generate a JavaScript snippet that requests and displays browser geolocation data with coordinates and accuracy. https://favtoo.com/microphone-tester https://favtoo.com/microphone-tester/opengraph-image.png Microphone Tester Generate a JavaScript snippet to test microphone access, audio track details, and settings in the browser. https://favtoo.com/camera-tester https://favtoo.com/camera-tester/opengraph-image.png Camera Tester Generate a JavaScript snippet to test camera access with resolution, frame rate, and facing mode detection. https://favtoo.com/battery-status https://favtoo.com/battery-status/opengraph-image.png Battery Status Generate a JavaScript snippet to check battery level, charging status, and estimated time remaining. https://favtoo.com/network-status-checker https://favtoo.com/network-status-checker/opengraph-image.png Network Status Checker Generate a JavaScript snippet to check online/offline status, connection type, downlink speed, and RTT. https://favtoo.com/webgl-detector https://favtoo.com/webgl-detector/opengraph-image.png WebGL Detector Generate a JavaScript snippet to detect WebGL 1 & 2 support, GPU vendor, renderer, and capabilities. https://favtoo.com/canvas-fingerprint-viewer https://favtoo.com/canvas-fingerprint-viewer/opengraph-image.png Canvas Fingerprint Viewer Generate a JavaScript snippet to view your browser canvas fingerprint hash for privacy research. https://favtoo.com/do-not-track-checker https://favtoo.com/do-not-track-checker/opengraph-image.png Do Not Track Checker Generate a JavaScript snippet to check if Do Not Track (DNT) and Global Privacy Control (GPC) are enabled. https://favtoo.com/ad-blocker-detector https://favtoo.com/ad-blocker-detector/opengraph-image.png Ad Blocker Detector Generate a JavaScript snippet to detect if an ad blocker is active using bait element and fetch methods. https://favtoo.com/glassmorphism-generator https://favtoo.com/glassmorphism-generator/opengraph-image.png Glassmorphism Generator Generate CSS glassmorphism effects with customizable blur, opacity, border, and shadow properties. https://favtoo.com/neumorphism-generator https://favtoo.com/neumorphism-generator/opengraph-image.png Neumorphism Generator Generate CSS neumorphism (soft UI) effects with flat, concave, convex, and pressed shapes. https://favtoo.com/clip-path-generator https://favtoo.com/clip-path-generator/opengraph-image.png Clip Path Generator Generate CSS clip-path shapes including polygons, circles, ellipses, and inset with copy-ready code. https://favtoo.com/svg-divider-generator https://favtoo.com/svg-divider-generator/opengraph-image.png SVG Divider Generator Generate SVG section dividers with wave, triangle, curve, tilt, zigzag, and arrow styles. https://favtoo.com/pattern-generator https://favtoo.com/pattern-generator/opengraph-image.png CSS Pattern Generator Generate CSS background patterns — dots, stripes, diagonals, grids, checkerboards, zigzags, and crosses. https://favtoo.com/noise-texture-generator https://favtoo.com/noise-texture-generator/opengraph-image.png Noise Texture Generator Generate SVG noise textures using feTurbulence for subtle grain effects on backgrounds. https://favtoo.com/logo-placeholder-generator https://favtoo.com/logo-placeholder-generator/opengraph-image.png Logo Placeholder Generator Generate SVG logo placeholders with initials in circle, square, or rounded shapes with custom colors. https://favtoo.com/wireframe-grid-generator https://favtoo.com/wireframe-grid-generator/opengraph-image.png Wireframe Grid Generator Generate CSS Grid or Tailwind grid layouts with customizable columns, gutters, and max width. https://favtoo.com/spacing-scale-generator https://favtoo.com/spacing-scale-generator/opengraph-image.png Spacing Scale Generator Generate a consistent spacing scale using multiplier, Fibonacci, or power-of-2 methods for design systems. https://favtoo.com/typography-scale-generator https://favtoo.com/typography-scale-generator/opengraph-image.png Typography Scale Generator Generate a modular typography scale using musical ratios like Major Third, Perfect Fourth, or Golden Ratio. https://favtoo.com/font-pairing-tool https://favtoo.com/font-pairing-tool/opengraph-image.png Font Pairing Tool Get curated Google Fonts pairings for modern, classic, playful, technical, editorial, and minimal styles. https://favtoo.com/google-fonts-preview https://favtoo.com/google-fonts-preview/opengraph-image.png Google Fonts Preview Generate CSS @import, HTML link, and sample code for any Google Font with weight previews. https://favtoo.com/web-safe-fonts-reference https://favtoo.com/web-safe-fonts-reference/opengraph-image.png Web Safe Fonts Reference Browse a complete reference of web-safe fonts with font stacks for serif, sans-serif, monospace, and cursive. https://favtoo.com/icon-font-reference https://favtoo.com/icon-font-reference/opengraph-image.png Icon Font Reference Quick reference for popular icon libraries — Material Icons, Font Awesome, Bootstrap Icons, Heroicons, and Lucide. https://favtoo.com/emoji-picker https://favtoo.com/emoji-picker/opengraph-image.png Emoji Picker Search and find emoji by keyword with names and tags for quick copy-paste. https://favtoo.com/cursor-css-generator https://favtoo.com/cursor-css-generator/opengraph-image.png Cursor CSS Generator Generate CSS cursor properties with all standard types and custom URL cursor support. https://favtoo.com/scrollbar-css-generator https://favtoo.com/scrollbar-css-generator/opengraph-image.png Scrollbar CSS Generator Generate custom CSS scrollbar styles for WebKit and Firefox with color, width, and radius options. https://favtoo.com/skeleton-loader-generator https://favtoo.com/skeleton-loader-generator/opengraph-image.png Skeleton Loader Generator Generate HTML/CSS skeleton loading screens for cards, lists, profiles, articles, tables, and galleries. https://favtoo.com/linkedin-post-previewer https://favtoo.com/linkedin-post-previewer/opengraph-image.png LinkedIn Post Previewer Preview and analyze LinkedIn posts with character count, hashtag analysis, and engagement tips. https://favtoo.com/facebook-post-previewer https://favtoo.com/facebook-post-previewer/opengraph-image.png Facebook Post Previewer Analyze Facebook posts with character counts, engagement tips, and "see more" truncation preview. https://favtoo.com/instagram-bio-generator https://favtoo.com/instagram-bio-generator/opengraph-image.png Instagram Bio Generator Generate Instagram bio suggestions in professional, casual, minimal, or creative styles from keywords. https://favtoo.com/instagram-hashtag-generator https://favtoo.com/instagram-hashtag-generator/opengraph-image.png Instagram Hashtag Generator Generate relevant Instagram hashtag sets from your post topic with niche and general tags. https://favtoo.com/youtube-video-id-extractor https://favtoo.com/youtube-video-id-extractor/opengraph-image.png YouTube Video ID Extractor Extract video IDs from YouTube URLs with embed code and thumbnail URLs for any format. https://favtoo.com/twitter-thread-generator https://favtoo.com/twitter-thread-generator/opengraph-image.png Twitter Thread Generator Split long text into a Twitter/X thread with character limits, numbering, and smart sentence breaks. https://favtoo.com/character-counter-social https://favtoo.com/character-counter-social/opengraph-image.png Social Media Character Counter Count characters against all social media platform limits with visual progress bars. https://favtoo.com/social-media-image-sizes https://favtoo.com/social-media-image-sizes/opengraph-image.png Social Media Image Sizes Complete reference of optimal image sizes for Instagram, Twitter, Facebook, LinkedIn, YouTube, TikTok, and Pinterest. https://favtoo.com/social-media-planner https://favtoo.com/social-media-planner/opengraph-image.png Social Media Planner Generate a social media content plan with best posting times, content types, and weekly schedule. https://favtoo.com/hashtag-generator https://favtoo.com/hashtag-generator/opengraph-image.png Hashtag Generator Generate platform-optimized hashtag sets for Instagram, Twitter, TikTok, and LinkedIn from any topic. https://favtoo.com/social-share-url-builder https://favtoo.com/social-share-url-builder/opengraph-image.png Social Share URL Builder Build share URLs for Twitter, Facebook, LinkedIn, Reddit, WhatsApp, Telegram, Pinterest, and email. https://favtoo.com/tweet-to-image https://favtoo.com/tweet-to-image/opengraph-image.png Tweet to Image Convert tweet text into a styled HTML card with light, dark, or dim themes for screenshots. https://favtoo.com/social-media-audit-checklist https://favtoo.com/social-media-audit-checklist/opengraph-image.png Social Media Audit Checklist Generate a comprehensive social media audit checklist for Instagram, Twitter, LinkedIn, TikTok, and Facebook. https://favtoo.com/file-type-detector https://favtoo.com/file-type-detector/opengraph-image.png File Type Detector Detect file types from hex bytes or base64 content by matching file signature (magic bytes). https://favtoo.com/file-metadata-viewer https://favtoo.com/file-metadata-viewer/opengraph-image.png File Metadata Viewer View file metadata including MIME type, size, extension, and content type from filename and properties. https://favtoo.com/json-file-viewer https://favtoo.com/json-file-viewer/opengraph-image.png JSON File Viewer Format, validate, and inspect JSON with customizable indentation and structure analysis. https://favtoo.com/csv-file-viewer https://favtoo.com/csv-file-viewer/opengraph-image.png CSV File Viewer View CSV files as formatted tables with support for comma, tab, semicolon, and pipe delimiters. https://favtoo.com/xml-file-viewer https://favtoo.com/xml-file-viewer/opengraph-image.png XML File Viewer Format and indent XML with proper nesting visualization and tag counting. https://favtoo.com/diff-compare-two-files https://favtoo.com/diff-compare-two-files/opengraph-image.png Diff Compare Two Files Compare two texts side by side with line-by-line diff showing additions, removals, and changes. https://favtoo.com/file-encoding-detector https://favtoo.com/file-encoding-detector/opengraph-image.png File Encoding Detector Detect text file encoding — UTF-8, ASCII, UTF-16, ISO-8859-1, and BOM presence. https://favtoo.com/text-file-encoding-converter https://favtoo.com/text-file-encoding-converter/opengraph-image.png Text File Encoding Converter Convert text between Unicode escapes, hex bytes, HTML entities, and back with encoding/decoding. https://favtoo.com/line-ending-converter https://favtoo.com/line-ending-converter/opengraph-image.png Line Ending Converter Detect and convert line endings between LF (Unix), CRLF (Windows), and CR (Classic Mac). https://favtoo.com/bom-detector-remover https://favtoo.com/bom-detector-remover/opengraph-image.png BOM Detector & Remover Detect, remove, or add UTF-8 Byte Order Mark (BOM) in text content. https://favtoo.com/file-splitter https://favtoo.com/file-splitter/opengraph-image.png File Splitter Split text content into multiple parts by line count, character count, or custom delimiter. https://favtoo.com/file-merger https://favtoo.com/file-merger/opengraph-image.png File Merger Combine multiple plain text files with optional separators, headers, and custom ordering. https://favtoo.com/zip-file-inspector https://favtoo.com/zip-file-inspector/opengraph-image.png ZIP File Inspector Upload a ZIP archive and list every entry with compressed size, uncompressed size, and path. https://favtoo.com/base64-file-encoder https://favtoo.com/base64-file-encoder/opengraph-image.png Base64 File Encoder Encode any small file to Base64 or a data URL for embedding in HTML, CSS, or JSON. https://favtoo.com/base64-file-decoder https://favtoo.com/base64-file-decoder/opengraph-image.png Base64 File Decoder Decode Base64 or data URL text back into a downloadable file with the correct MIME type. https://favtoo.com/file-to-data-url https://favtoo.com/file-to-data-url/opengraph-image.png File to Data URL Convert an uploaded file into a data URL string ready for HTML, Markdown, or configuration snippets. https://favtoo.com/data-url-to-file https://favtoo.com/data-url-to-file/opengraph-image.png Data URL to File Turn a pasted data URL into a real downloadable file with MIME detection and custom naming. https://favtoo.com/world-clock https://favtoo.com/world-clock/opengraph-image.png World Clock Compare the current time across multiple cities and UTC with daylight-saving awareness. https://favtoo.com/countdown-timer-tool https://favtoo.com/countdown-timer-tool/opengraph-image.png Countdown Timer Set a target duration or deadline and run a fullscreen-friendly countdown with alerts. https://favtoo.com/stopwatch https://favtoo.com/stopwatch/opengraph-image.png Stopwatch Start, lap, and stop a high-resolution stopwatch with lap table export for workouts or QA tests. https://favtoo.com/pomodoro-timer https://favtoo.com/pomodoro-timer/opengraph-image.png Pomodoro Timer Classic Pomodoro workflow with work sessions, short breaks, long breaks, and session counters. https://favtoo.com/meeting-timezone-planner https://favtoo.com/meeting-timezone-planner/opengraph-image.png Meeting Timezone Planner Pick attendee time zones and highlight civilized meeting windows that overlap business hours. https://favtoo.com/calendar-generator https://favtoo.com/calendar-generator/opengraph-image.png Calendar Generator Generate printable monthly or yearly calendars with week-start preference and ISO week numbers. https://favtoo.com/holiday-calculator https://favtoo.com/holiday-calculator/opengraph-image.png Holiday Calculator Compute business days between dates while skipping weekends and a configurable holiday list. https://favtoo.com/lunar-calendar https://favtoo.com/lunar-calendar/opengraph-image.png Lunar Calendar View moon phases, illumination, and approximate lunation dates for any month you select. https://favtoo.com/utc-offset-reference https://favtoo.com/utc-offset-reference/opengraph-image.png UTC Offset Reference Look up common UTC offsets with example cities, abbreviations, and relationship to UTC time. https://favtoo.com/dst-checker https://favtoo.com/dst-checker/opengraph-image.png DST Checker See whether daylight saving time is active now for a region and when the next transition occurs. https://favtoo.com/timezone-overlap-finder https://favtoo.com/timezone-overlap-finder/opengraph-image.png Timezone Overlap Finder Highlight hourly overlap across several time zones on a 24-hour strip with drag-friendly selection. https://favtoo.com/number-formatter https://favtoo.com/number-formatter/opengraph-image.png Number Formatter Format integers and decimals with grouping, locales, currency style, and significant figures. https://favtoo.com/large-number-calculator https://favtoo.com/large-number-calculator/opengraph-image.png Large Number Calculator Add, subtract, multiply, and divide very large integers using arbitrary-precision decimal strings. https://favtoo.com/fibonacci-generator https://favtoo.com/fibonacci-generator/opengraph-image.png Fibonacci Generator Generate Fibonacci numbers or the sequence up to N terms with copy-friendly plaintext output. https://favtoo.com/prime-number-generator https://favtoo.com/prime-number-generator/opengraph-image.png Prime Number Generator List primes in a numeric range using efficient sieving with progress for medium-sized bounds. https://favtoo.com/dice-roller https://favtoo.com/dice-roller/opengraph-image.png Dice Roller Roll standard polyhedral dice with modifiers, advantage/disadvantage, and roll history. https://favtoo.com/coin-flipper https://favtoo.com/coin-flipper/opengraph-image.png Coin Flipper Flip a fair or weighted virtual coin with streak stats and optional best-of series. https://favtoo.com/lottery-number-generator https://favtoo.com/lottery-number-generator/opengraph-image.png Lottery Number Generator Draw unique random numbers within a min/max range with ticket-style formatting. https://favtoo.com/lucky-number-generator https://favtoo.com/lucky-number-generator/opengraph-image.png Lucky Number Generator Generate culturally lucky digits, sequences, or charm-style numbers for fun rituals. https://favtoo.com/number-sorter https://favtoo.com/number-sorter/opengraph-image.png Number Sorter Paste a list of numbers and sort them ascending or descending with flexible separators and blank-line handling. https://favtoo.com/number-deduplicator https://favtoo.com/number-deduplicator/opengraph-image.png Number Deduplicator Remove duplicate numbers from pasted lists while preserving first-seen order or sorting for review. https://favtoo.com/average-calculator https://favtoo.com/average-calculator/opengraph-image.png Average Calculator Calculate mean, median, and mode for pasted numbers with counts, frequency tables, and outlier notes. https://favtoo.com/todo-list-generator https://favtoo.com/todo-list-generator/opengraph-image.png To-Do List Generator Generate reusable to-do list templates with sections for priorities, due hints, and daily check-ins. https://favtoo.com/meeting-agenda-generator https://favtoo.com/meeting-agenda-generator/opengraph-image.png Meeting Agenda Generator Generate meeting agenda templates with goals, timeboxed topics, owners, and pre-read links placeholders. https://favtoo.com/meeting-notes-template https://favtoo.com/meeting-notes-template/opengraph-image.png Meeting Notes Template Generate meeting notes templates with attendees, decisions, action items, and link-back sections. https://favtoo.com/resume-template-generator https://favtoo.com/resume-template-generator/opengraph-image.png Resume Template Generator Generate resume templates with summary, skills, experience, and education blocks ready to personalize. https://favtoo.com/cover-letter-generator https://favtoo.com/cover-letter-generator/opengraph-image.png Cover Letter Generator Generate cover letter templates with hook, value proof, and closing paragraphs you can personalize per role. https://favtoo.com/business-card-generator https://favtoo.com/business-card-generator/opengraph-image.png Business Card Generator Generate business card layout templates with safe margins, bleed notes, and front-back placeholders. https://favtoo.com/qr-code-business-card https://favtoo.com/qr-code-business-card/opengraph-image.png QR Code Business Card Generate QR-ready vCard strings and compact contact payloads for digital business cards and NFC tags. https://favtoo.com/barcode-label-generator https://favtoo.com/barcode-label-generator/opengraph-image.png Barcode Label Generator Generate barcode label templates with Code 128 placeholders, human-readable text, and quantity tables. https://favtoo.com/name-badge-generator https://favtoo.com/name-badge-generator/opengraph-image.png Name Badge Generator Generate name badge layouts with titles, pronouns, QR check-in placeholders, and event branding notes. https://favtoo.com/poll-survey-generator https://favtoo.com/poll-survey-generator/opengraph-image.png Poll & Survey Generator Generate poll and survey HTML snippets with radio groups, scales, and consent text placeholders. https://favtoo.com/feedback-form-generator https://favtoo.com/feedback-form-generator/opengraph-image.png Feedback Form Generator Generate feedback form HTML with ratings, free-text prompts, and optional anonymous submission reminders. https://favtoo.com/contact-form-generator https://favtoo.com/contact-form-generator/opengraph-image.png Contact Form Generator Generate contact form HTML with name, email, message fields, honeypot notes, and consent checkboxes. https://favtoo.com/terms-of-service-generator https://favtoo.com/terms-of-service-generator/opengraph-image.png Terms of Service Generator Generate terms of service templates with placeholders for jurisdiction, liability caps, and acceptable use sections. https://favtoo.com/privacy-policy-generator https://favtoo.com/privacy-policy-generator/opengraph-image.png Privacy Policy Generator Generate privacy policy templates with data categories, retention, subprocessors, and rights request placeholders. https://favtoo.com/cookie-policy-generator https://favtoo.com/cookie-policy-generator/opengraph-image.png Cookie Policy Generator Generate cookie policy templates with essential, analytics, and marketing categories plus consent banner notes. https://favtoo.com/gdpr-consent-form-generator https://favtoo.com/gdpr-consent-form-generator/opengraph-image.png GDPR Consent Form Generator Generate GDPR-style consent form templates with lawful basis notes, withdrawal instructions, and DPO placeholders. https://favtoo.com/disclaimer-generator https://favtoo.com/disclaimer-generator/opengraph-image.png Disclaimer Generator Generate disclaimer templates for informational sites, tools, health content, and affiliate link disclosures. https://favtoo.com/nda-generator https://favtoo.com/nda-generator/opengraph-image.png NDA Generator Generate mutual and one-way NDA templates with definitions, exclusions, term, and injunctive relief placeholders. https://favtoo.com/bill-of-sale-generator https://favtoo.com/bill-of-sale-generator/opengraph-image.png Bill of Sale Generator Generate bill of sale templates for vehicles, electronics, or general goods with as-is and witness placeholders. https://favtoo.com/random-team-generator https://favtoo.com/random-team-generator/opengraph-image.png Random Team Generator Randomly split a pasted list of people into balanced teams with shuffle seeds and team name labels. https://favtoo.com/random-group-maker https://favtoo.com/random-group-maker/opengraph-image.png Random Group Maker Randomly assign people to labeled groups with size targets, gender or role hints as plain text notes only. https://favtoo.com/seating-chart-generator https://favtoo.com/seating-chart-generator/opengraph-image.png Seating Chart Generator Generate random seating charts for tables or grids with aisle notes, VIP spacing, and printable layouts. https://favtoo.com/bracket-tournament-generator https://favtoo.com/bracket-tournament-generator/opengraph-image.png Bracket Tournament Generator Generate single-elimination tournament brackets from a list of team or player names. https://favtoo.com/decision-maker-wheel https://favtoo.com/decision-maker-wheel/opengraph-image.png Decision Maker Wheel Spin a virtual wheel to randomly pick one option from your list of choices. https://favtoo.com/yes-no-randomizer https://favtoo.com/yes-no-randomizer/opengraph-image.png Yes/No Randomizer Get a random Yes or No answer with optional probability weighting. https://favtoo.com/magic-8-ball https://favtoo.com/magic-8-ball/opengraph-image.png Magic 8-Ball Ask a question and receive a random response from the classic Magic 8-Ball answer set. https://favtoo.com/word-of-the-day https://favtoo.com/word-of-the-day/opengraph-image.png Word of the Day Get a random interesting word with its definition, pronunciation guide, and example sentence. https://favtoo.com/quote-generator https://favtoo.com/quote-generator/opengraph-image.png Quote Generator Generate random inspirational, funny, or philosophical quotes from a curated collection. https://favtoo.com/tip-of-the-day https://favtoo.com/tip-of-the-day/opengraph-image.png Tip of the Day Get a random productivity, coding, design, or life tip from a curated collection. https://favtoo.com/label-generator https://favtoo.com/label-generator/opengraph-image.png Label Generator Generate formatted address, shipping, or product labels ready for printing. https://favtoo.com/badge-generator https://favtoo.com/badge-generator/opengraph-image.png Badge Generator Generate name badges for events, conferences, or meetings with customizable layout. https://favtoo.com/certificate-generator https://favtoo.com/certificate-generator/opengraph-image.png Certificate Generator Generate formatted certificates of completion, achievement, or appreciation with custom text. https://favtoo.com/id-card-generator https://favtoo.com/id-card-generator/opengraph-image.png ID Card Generator Generate formatted ID card layouts with name, title, department, and ID number fields. https://favtoo.com/voucher-generator https://favtoo.com/voucher-generator/opengraph-image.png Voucher Generator Generate gift vouchers and discount coupons with custom amount, code, and expiry date. https://favtoo.com/ticket-generator https://favtoo.com/ticket-generator/opengraph-image.png Ticket Generator Generate event tickets with name, date, venue, seat, and barcode placeholder. https://favtoo.com/letterhead-generator https://favtoo.com/letterhead-generator/opengraph-image.png Letterhead Generator Generate professional letterhead templates with company name, address, and contact info. https://favtoo.com/business-letter-template https://favtoo.com/business-letter-template/opengraph-image.png Business Letter Template Generate properly formatted business letters with sender, recipient, date, and body sections. https://favtoo.com/report-template-generator https://favtoo.com/report-template-generator/opengraph-image.png Report Template Generator Generate structured report templates with title page, sections, and formatting for various report types. https://favtoo.com/table-of-contents-generator https://favtoo.com/table-of-contents-generator/opengraph-image.png Table of Contents Generator Generate a formatted table of contents from headings with page numbers and dot leaders. https://favtoo.com/page-number-adder https://favtoo.com/page-number-adder/opengraph-image.png Page Number Adder Generate page number formatting strings for headers or footers in various positions and styles. https://favtoo.com/watermark-generator-doc https://favtoo.com/watermark-generator-doc/opengraph-image.png Watermark Generator (Document) Generate CSS-based text watermarks for documents — DRAFT, CONFIDENTIAL, or custom text. https://favtoo.com/print-css-generator https://favtoo.com/print-css-generator/opengraph-image.png Print CSS Generator Generate @media print CSS rules for margins, page breaks, hidden elements, and print-friendly styling. https://favtoo.com/a4-letter-size-reference https://favtoo.com/a4-letter-size-reference/opengraph-image.png A4/Letter Size Reference Quick reference for A4, Letter, Legal, and other paper sizes in mm, inches, and points. https://favtoo.com/paper-size-converter https://favtoo.com/paper-size-converter/opengraph-image.png Paper Size Converter Convert between paper size units: millimeters, inches, points, and pixels at any DPI. https://favtoo.com/bleed-safe-zone-calculator https://favtoo.com/bleed-safe-zone-calculator/opengraph-image.png Bleed & Safe Zone Calculator Calculate bleed, trim, and safe-zone dimensions for print-ready artwork. https://favtoo.com/print-cost-estimator https://favtoo.com/print-cost-estimator/opengraph-image.png Print Cost Estimator Estimate printing costs based on page count, color mode, paper type, quantity, and binding. https://favtoo.com/cron-tester https://favtoo.com/cron-tester/opengraph-image.png Cron Expression Tester Parse and test cron expressions — see human-readable descriptions and next 5 execution times. https://favtoo.com/postman-to-curl https://favtoo.com/postman-to-curl/opengraph-image.png Postman to cURL Converter Convert Postman collection JSON exports to cURL commands for terminal use. https://favtoo.com/graphql-query-builder https://favtoo.com/graphql-query-builder/opengraph-image.png GraphQL Query Builder Build GraphQL queries and mutations with fields, arguments, and variables interactively. https://favtoo.com/rest-api-checklist-util https://favtoo.com/rest-api-checklist-util/opengraph-image.png REST API Checklist Generate a comprehensive REST API design checklist covering naming, versioning, errors, and security. https://favtoo.com/api-rate-limit-calculator https://favtoo.com/api-rate-limit-calculator/opengraph-image.png API Rate Limit Calculator Calculate API rate limits, request quotas, and throttling windows from your parameters. https://favtoo.com/cdn-url-builder https://favtoo.com/cdn-url-builder/opengraph-image.png CDN URL Builder Build CDN URLs for popular services like jsDelivr, unpkg, cdnjs, and esm.sh with version pinning. https://favtoo.com/cache-control-generator https://favtoo.com/cache-control-generator/opengraph-image.png Cache-Control Generator Generate HTTP Cache-Control headers with optimal directives for different resource types. https://favtoo.com/content-security-policy-tester https://favtoo.com/content-security-policy-tester/opengraph-image.png Content Security Policy Tester Parse and validate Content-Security-Policy headers with directive breakdown and security analysis. https://favtoo.com/robots-txt-tester https://favtoo.com/robots-txt-tester/opengraph-image.png robots.txt Tester Parse and validate robots.txt files — check rules, sitemaps, crawl-delay, and test URL matching. https://favtoo.com/xml-sitemap-parser https://favtoo.com/xml-sitemap-parser/opengraph-image.png XML Sitemap Parser Parse XML sitemaps and display URL count, lastmod dates, changefreq, and priority statistics. https://favtoo.com/rss-feed-validator https://favtoo.com/rss-feed-validator/opengraph-image.png RSS Feed Validator Validate RSS 2.0 feed XML structure, required elements, and display feed summary. https://favtoo.com/atom-feed-validator https://favtoo.com/atom-feed-validator/opengraph-image.png Atom Feed Validator Validate Atom feed XML structure, required elements, and display feed metadata. https://favtoo.com/json-feed-validator https://favtoo.com/json-feed-validator/opengraph-image.png JSON Feed Validator Validate JSON Feed (v1.1) structure, required fields, and display feed summary. https://favtoo.com/web-manifest-generator https://favtoo.com/web-manifest-generator/opengraph-image.png Web Manifest Generator Generate a web app manifest (manifest.json) for PWA installation with icons, colors, and display mode. https://favtoo.com/service-worker-generator https://favtoo.com/service-worker-generator/opengraph-image.png Service Worker Generator Generate a service worker script with caching strategies for offline-capable PWAs. https://favtoo.com/pwa-manifest-validator https://favtoo.com/pwa-manifest-validator/opengraph-image.png PWA Manifest Validator Validate a web app manifest JSON for PWA installability requirements and best practices. https://favtoo.com/env-file-generator https://favtoo.com/env-file-generator/opengraph-image.png .env File Generator Generate .env files with common variables for frameworks like Next.js, Django, Rails, and more. https://favtoo.com/docker-command-generator https://favtoo.com/docker-command-generator/opengraph-image.png Docker Command Generator Generate Docker run, build, and compose commands with ports, volumes, env vars, and networking. https://favtoo.com/nginx-config-generator https://favtoo.com/nginx-config-generator/opengraph-image.png Nginx Config Generator Generate Nginx server block configurations for static sites, reverse proxies, and SSL setups. https://favtoo.com/apache-config-generator https://favtoo.com/apache-config-generator/opengraph-image.png Apache Config Generator Generate Apache .htaccess and VirtualHost configurations for rewrites, SSL, and headers. https://favtoo.com/kubernetes-manifest-generator https://favtoo.com/kubernetes-manifest-generator/opengraph-image.png Kubernetes Manifest Generator Generate Kubernetes YAML manifests for Deployments, Services, Ingress, and ConfigMaps. https://favtoo.com/github-actions-generator https://favtoo.com/github-actions-generator/opengraph-image.png GitHub Actions Generator Generate GitHub Actions workflow YAML for CI/CD pipelines with common build, test, and deploy steps. https://favtoo.com/cicd-pipeline-generator https://favtoo.com/cicd-pipeline-generator/opengraph-image.png CI/CD Pipeline Generator Generate CI/CD pipeline configs for GitLab CI, CircleCI, Travis CI, and Azure Pipelines. https://favtoo.com/environment-variable-manager https://favtoo.com/environment-variable-manager/opengraph-image.png Environment Variable Manager Parse, compare, and merge .env files — find missing variables, duplicates, and differences. https://favtoo.com/config-file-comparator https://favtoo.com/config-file-comparator/opengraph-image.png Config File Comparator Compare two configuration files (JSON, YAML-like, TOML-like, INI) and show differences. https://favtoo.com/ip-to-binary-converter https://favtoo.com/ip-to-binary-converter/opengraph-image.png IP to Binary Converter Convert IPv4 addresses to binary notation and back. See each octet in 8-bit binary. https://favtoo.com/cidr-subnet-calculator https://favtoo.com/cidr-subnet-calculator/opengraph-image.png CIDR Subnet Calculator Calculate subnet mask, network address, broadcast address, host range, and total usable hosts from CIDR notation. https://favtoo.com/http-status-code-reference https://favtoo.com/http-status-code-reference/opengraph-image.png HTTP Status Code Reference Complete reference of HTTP status codes with descriptions — 1xx informational through 5xx server errors. https://favtoo.com/http-header-analyzer https://favtoo.com/http-header-analyzer/opengraph-image.png HTTP Header Analyzer Analyze HTTP headers — categorize security, caching, authentication, and content headers with missing-header warnings. https://favtoo.com/url-parser https://favtoo.com/url-parser/opengraph-image.png URL Parser Parse URLs into components — protocol, hostname, port, pathname, query parameters, and fragment. https://favtoo.com/url-builder https://favtoo.com/url-builder/opengraph-image.png URL Builder Build URLs from components — set protocol, host, port, path, query parameters, and fragment with auto-encoding. https://favtoo.com/query-string-parser https://favtoo.com/query-string-parser/opengraph-image.png Query String Parser Parse URL query strings into key-value pairs with URL decoding and parameter counting. https://favtoo.com/query-string-builder https://favtoo.com/query-string-builder/opengraph-image.png Query String Builder Build URL query strings from key-value pairs with optional URL encoding and ? prefix. https://favtoo.com/curl-to-code-converter https://favtoo.com/curl-to-code-converter/opengraph-image.png cURL to Code Converter Convert curl commands to JavaScript fetch, axios, Python requests, or PHP cURL code. https://favtoo.com/api-response-formatter https://favtoo.com/api-response-formatter/opengraph-image.png API Response Formatter Format and pretty-print JSON API responses with configurable indentation and optional key sorting. https://favtoo.com/user-agent-parser https://favtoo.com/user-agent-parser/opengraph-image.png User Agent Parser Parse User-Agent strings to identify browser, engine, operating system, and device type. https://favtoo.com/accept-header-parser https://favtoo.com/accept-header-parser/opengraph-image.png Accept Header Parser Parse HTTP Accept headers into prioritized MIME type list with quality values. https://favtoo.com/mime-type-lookup https://favtoo.com/mime-type-lookup/opengraph-image.png MIME Type Lookup Look up MIME types by file extension or find extensions for a MIME type. Covers 100+ common formats. https://favtoo.com/sitemap-xml-generator https://favtoo.com/sitemap-xml-generator/opengraph-image.png Sitemap XML Generator Generate valid sitemap.xml from a list of URLs with change frequency, priority, and last-modified date. https://favtoo.com/gitignore-generator https://favtoo.com/gitignore-generator/opengraph-image.png .gitignore Generator Generate .gitignore files for Node.js, Python, Java, Rust, Go, Ruby, C#, and Swift with OS and IDE ignores. https://favtoo.com/tld-reference-list https://favtoo.com/tld-reference-list/opengraph-image.png TLD Reference List Reference list of top-level domains (TLDs) — generic, country-code, and sponsored TLDs with descriptions. https://favtoo.com/zone-file-generator https://favtoo.com/zone-file-generator/opengraph-image.png DNS Zone File Generator Generate BIND-format DNS zone files with SOA, NS, A, MX, and TXT records for a domain. https://favtoo.com/ipv4-to-ipv6 https://favtoo.com/ipv4-to-ipv6/opengraph-image.png IPv4 to IPv6 Converter Convert IPv4 addresses to IPv6 mapped, compatible, and 6to4 formats. https://favtoo.com/ipv6-to-ipv4 https://favtoo.com/ipv6-to-ipv4/opengraph-image.png IPv6 to IPv4 Converter Extract the IPv4 address from IPv6-mapped (::ffff:) and 6to4 (2002:) addresses. https://favtoo.com/network-class-identifier https://favtoo.com/network-class-identifier/opengraph-image.png Network Class Identifier Identify the network class (A/B/C/D/E) for an IPv4 address with default mask, host count, and private range detection. https://favtoo.com/ip-range-calculator https://favtoo.com/ip-range-calculator/opengraph-image.png IP Range Calculator Calculate the number of IPs in a range, check CIDR alignment, and convert between start-end and CIDR notation. https://favtoo.com/mac-address-generator https://favtoo.com/mac-address-generator/opengraph-image.png MAC Address Generator Generate random MAC addresses in colon, hyphen, or dot notation with unicast and case options. https://favtoo.com/port-number-reference https://favtoo.com/port-number-reference/opengraph-image.png Port Number Reference Reference of well-known TCP/UDP port numbers for web, email, database, file transfer, and other services. https://favtoo.com/latency-calculator https://favtoo.com/latency-calculator/opengraph-image.png Network Latency Calculator Calculate network latency including propagation delay, hop delay, TCP/TLS handshake time, and first HTTP response time. https://favtoo.com/pwa-checklist https://favtoo.com/pwa-checklist/opengraph-image.png PWA Checklist Progressive Web App checklist covering manifest, service worker, HTTPS, performance, accessibility, and caching strategies. https://favtoo.com/page-load-time-calculator https://favtoo.com/page-load-time-calculator/opengraph-image.png Page Load Time Calculator Estimate page load time based on page size, connection speed, HTTP requests, and network latency. https://favtoo.com/webcam-to-gif https://favtoo.com/webcam-to-gif/opengraph-image.png Webcam to GIF Record your webcam and convert it to an animated GIF with configurable duration, frame rate, and resolution. https://favtoo.com/screen-to-gif https://favtoo.com/screen-to-gif/opengraph-image.png Screen to GIF Record your screen, window, or browser tab and convert it to an animated GIF. https://favtoo.com/text-to-gif https://favtoo.com/text-to-gif/opengraph-image.png Text to GIF Create animated text GIFs with typing, bounce, fade, scroll, or wave effects. https://favtoo.com/slideshow-to-gif https://favtoo.com/slideshow-to-gif/opengraph-image.png Slideshow to GIF Convert a series of images into an animated GIF slideshow with configurable timing and transitions. https://favtoo.com/gif-cropper https://favtoo.com/gif-cropper/opengraph-image.png GIF Cropper Crop animated GIFs to a specific region by setting X/Y offset and dimensions. All frames are cropped consistently. https://favtoo.com/gif-resizer https://favtoo.com/gif-resizer/opengraph-image.png GIF Resizer Resize animated GIFs with fit, fill, or stretch modes. All frames resized while preserving animation. https://favtoo.com/gif-rotator https://favtoo.com/gif-rotator/opengraph-image.png GIF Rotator Rotate animated GIFs by 90°, 180°, 270°, or a custom angle with configurable background fill. https://favtoo.com/gif-flipper https://favtoo.com/gif-flipper/opengraph-image.png GIF Flipper Flip animated GIFs horizontally (mirror), vertically (upside down), or both. https://favtoo.com/gif-reverser https://favtoo.com/gif-reverser/opengraph-image.png GIF Reverser Reverse the frame order of animated GIFs to play them backwards. Optionally preserve or set uniform timing. https://favtoo.com/gif-trimmer https://favtoo.com/gif-trimmer/opengraph-image.png GIF Trimmer Trim animated GIFs by removing frames from the start or end. Trim by frame number or time. https://favtoo.com/gif-speed-changer https://favtoo.com/gif-speed-changer/opengraph-image.png GIF Speed Changer Speed up or slow down animated GIFs with a multiplier from 0.25× to 10×. https://favtoo.com/gif-loop-editor https://favtoo.com/gif-loop-editor/opengraph-image.png GIF Loop Editor Change how many times a GIF loops — set infinite loop, play once, or a specific repeat count. https://favtoo.com/gif-frame-editor https://favtoo.com/gif-frame-editor/opengraph-image.png GIF Frame Editor Extract, delete, or duplicate individual frames in an animated GIF. https://favtoo.com/gif-frame-delay-editor https://favtoo.com/gif-frame-delay-editor/opengraph-image.png GIF Frame Delay Editor Set frame delay timing for all frames uniformly or edit individual frame delays in animated GIFs. https://favtoo.com/gif-merger https://favtoo.com/gif-merger/opengraph-image.png GIF Merger Merge multiple GIFs into one — sequentially (append), side by side, or vertically stacked. https://favtoo.com/gif-splitter https://favtoo.com/gif-splitter/opengraph-image.png GIF Splitter Split animated GIFs into equal parts, by frame count, or by time duration. https://favtoo.com/gif-overlay https://favtoo.com/gif-overlay/opengraph-image.png GIF Overlay Overlay an image or GIF on top of another GIF with position, opacity, and blend mode controls. https://favtoo.com/gif-padding-adder https://favtoo.com/gif-padding-adder/opengraph-image.png GIF Padding Adder Add padding (border space) around animated GIFs with custom color on all four sides. https://favtoo.com/gif-background-changer https://favtoo.com/gif-background-changer/opengraph-image.png GIF Background Changer Change the background color of animated GIFs with color tolerance for imperfect backgrounds. https://favtoo.com/gif-text-adder https://favtoo.com/gif-text-adder/opengraph-image.png GIF Text Adder Add text overlay to animated GIFs with position, font size, color, and stroke customization. https://favtoo.com/gif-watermark-adder https://favtoo.com/gif-watermark-adder/opengraph-image.png GIF Watermark Adder Add an image watermark to animated GIFs with configurable position, opacity, scale, and margin. https://favtoo.com/gif-sticker-adder https://favtoo.com/gif-sticker-adder/opengraph-image.png GIF Sticker Adder Place sticker images on animated GIFs at specific positions and frame ranges. https://favtoo.com/gif-progress-bar https://favtoo.com/gif-progress-bar/opengraph-image.png GIF Progress Bar Add an animated progress bar to GIFs that fills as the animation plays. https://favtoo.com/gif-subtitle-tool https://favtoo.com/gif-subtitle-tool/opengraph-image.png GIF Subtitle Tool Add timed subtitles to animated GIFs with frame-range control, font styling, and background options. https://favtoo.com/gif-grayscale https://favtoo.com/gif-grayscale/opengraph-image.png GIF Grayscale Convert animated GIF frames to grayscale while preserving frame timing, loop metadata, and transparency. https://favtoo.com/gif-sepia https://favtoo.com/gif-sepia/opengraph-image.png GIF Sepia Apply a warm sepia tone across every frame of an animated GIF with adjustable intensity. https://favtoo.com/gif-blur https://favtoo.com/gif-blur/opengraph-image.png GIF Blur Apply a configurable blur to each frame of an animated GIF for privacy, glow, or soft-focus effects. https://favtoo.com/gif-brightness-contrast https://favtoo.com/gif-brightness-contrast/opengraph-image.png GIF Brightness & Contrast Adjust brightness and contrast on every frame of an animated GIF with live preview. https://favtoo.com/gif-color-replace https://favtoo.com/gif-color-replace/opengraph-image.png GIF Color Replace Replace one color with another across all frames of a GIF, with tolerance for compression noise. https://favtoo.com/gif-invert-colors https://favtoo.com/gif-invert-colors/opengraph-image.png GIF Invert Colors Invert RGB values on every frame to create a photographic negative or high-contrast look. https://favtoo.com/gif-pixelate https://favtoo.com/gif-pixelate/opengraph-image.png GIF Pixelate Apply a mosaic pixelation effect to GIF frames — useful for censorship or retro aesthetics. https://favtoo.com/gif-fade https://favtoo.com/gif-fade/opengraph-image.png GIF Fade Add fade-in at the start, fade-out at the end, or crossfade-style opacity ramps across the animation. https://favtoo.com/gif-boomerang https://favtoo.com/gif-boomerang/opengraph-image.png GIF Boomerang Build a forward-then-reverse GIF by appending reversed frames for seamless ping-pong motion. https://favtoo.com/gif-glitch https://favtoo.com/gif-glitch/opengraph-image.png GIF Glitch Apply controlled glitch, scan-line, RGB shift, or noise distortions to GIF frames for stylized motion. https://favtoo.com/gif-to-mp4 https://favtoo.com/gif-to-mp4/opengraph-image.png GIF to MP4 Encode an animated GIF into MP4 video with configurable dimensions, frame rate, and quality presets. https://favtoo.com/gif-to-webm https://favtoo.com/gif-to-webm/opengraph-image.png GIF to WebM Convert animated GIFs to WebM video for smaller web delivery and transparency-capable encodes where supported. https://favtoo.com/gif-to-webp https://favtoo.com/gif-to-webp/opengraph-image.png GIF to WebP Transcode animated GIF to animated WebP for smaller files and better quality on supporting platforms. https://favtoo.com/gif-to-apng https://favtoo.com/gif-to-apng/opengraph-image.png GIF to APNG Convert animated GIF to animated PNG (APNG) for higher color fidelity on supporting viewers. https://favtoo.com/gif-to-sprite-sheet https://favtoo.com/gif-to-sprite-sheet/opengraph-image.png GIF to Sprite Sheet Lay out every GIF frame into a single grid sprite sheet image with configurable columns and padding. https://favtoo.com/gif-to-png-frames https://favtoo.com/gif-to-png-frames/opengraph-image.png GIF to PNG Frames Extract each frame as a numbered PNG and bundle them into a ZIP for editing in external tools. https://favtoo.com/gif-to-jpg-frames https://favtoo.com/gif-to-jpg-frames/opengraph-image.png GIF to JPG Frames Export GIF frames as high-quality JPEGs in a ZIP — useful when transparency is not required. https://favtoo.com/webp-to-gif https://favtoo.com/webp-to-gif/opengraph-image.png WebP to GIF Decode animated WebP and rebuild a GIF with palette, dithering, and frame delay controls. https://favtoo.com/apng-to-gif https://favtoo.com/apng-to-gif/opengraph-image.png APNG to GIF Convert animated PNG sequences into optimized GIFs with palette reduction and optional dithering. https://favtoo.com/sprite-sheet-to-gif https://favtoo.com/sprite-sheet-to-gif/opengraph-image.png Sprite Sheet to GIF Slice a grid sprite sheet into frames and compile them into an animated GIF with uniform or custom delays. https://favtoo.com/png-sequence-to-gif https://favtoo.com/png-sequence-to-gif/opengraph-image.png PNG Sequence to GIF Load alphabetically sorted PNG frames and compile them into one animated GIF with global delay settings. https://favtoo.com/gif-compressor https://favtoo.com/gif-compressor/opengraph-image.png GIF Compressor Shrink GIF file size by reducing colors, merging similar frames, lowering dimensions, or dropping redundant frames. https://favtoo.com/gif-color-reducer https://favtoo.com/gif-color-reducer/opengraph-image.png GIF Color Reducer Rebuild GIF palettes with fewer colors per frame using median-cut or neuquant-style strategies. https://favtoo.com/gif-dithering https://favtoo.com/gif-dithering/opengraph-image.png GIF Dithering Apply Floyd–Steinberg, ordered Bayer, or noise dithering when quantizing GIF frames to limited palettes. https://favtoo.com/gif-frame-skipper https://favtoo.com/gif-frame-skipper/opengraph-image.png GIF Frame Skipper Remove every Nth frame or keep every Nth frame to shorten GIFs and cut duplicate-looking steps. https://favtoo.com/gif-lossy-compressor https://favtoo.com/gif-lossy-compressor/opengraph-image.png GIF Lossy Compressor Plan lossy GIF compression with color reduction and dithering presets so exports stay smaller while keeping motion readable. https://favtoo.com/gif-analyzer https://favtoo.com/gif-analyzer/opengraph-image.png GIF Analyzer Inspect frame counts, per-frame delays, loop counts, and palette hints to understand why a GIF behaves a certain way in players. https://favtoo.com/gif-frame-extractor https://favtoo.com/gif-frame-extractor/opengraph-image.png GIF Frame Extractor Choose a frame range or single index and export stills for thumbnails, comps, or manual edits outside the GIF container. https://favtoo.com/gif-metadata-viewer https://favtoo.com/gif-metadata-viewer/opengraph-image.png GIF Metadata Viewer Read comments, application extensions, and basic container fields so you know what metadata travels with your animated GIF. https://favtoo.com/gif-metadata-remover https://favtoo.com/gif-metadata-remover/opengraph-image.png GIF Metadata Remover Generate a clean export plan that drops comments and non-essential extension data while keeping frame pixels and timing intact. https://favtoo.com/gif-color-palette https://favtoo.com/gif-color-palette/opengraph-image.png GIF Color Palette Sample dominant colors per frame or globally and export a palette table for CSS, design tools, or re-quantization passes. https://favtoo.com/gif-sprite-cutter https://favtoo.com/gif-sprite-cutter/opengraph-image.png GIF Sprite Cutter Define tile width, height, and offsets to slice a sprite-sheet style GIF into individual cell crops for games or UI assets. https://favtoo.com/gif-to-css-animation https://favtoo.com/gif-to-css-animation/opengraph-image.png GIF to CSS Animation Emit a CSS keyframes snippet with timing, steps, and dimensions so designers can recreate simple loops without GIF files. https://favtoo.com/gif-thumbnail-extractor https://favtoo.com/gif-thumbnail-extractor/opengraph-image.png GIF Thumbnail Extractor Pick a poster frame index and output dimensions for social previews, CMS cards, or lazy-load placeholders. https://favtoo.com/gif-dimensions-checker https://favtoo.com/gif-dimensions-checker/opengraph-image.png GIF Dimensions Checker Validate width and height against ad networks, social specs, or email limits before you publish an animated GIF. https://favtoo.com/gif-player https://favtoo.com/gif-player/opengraph-image.png GIF Player Configure loop counts, playback speed, and background fill for previewing GIFs consistently across browsers before sharing. https://favtoo.com/video-to-gif https://favtoo.com/video-to-gif/opengraph-image.png Video to GIF Convert any video clip to an animated GIF entirely in your browser. Pick the start, length, frame rate, and width — your file is processed locally with FFmpeg WebAssembly and never uploaded. https://favtoo.com/screen-recorder https://favtoo.com/screen-recorder/opengraph-image.png Screen Recorder Record your screen, a window, or a browser tab directly in your browser. Optionally include system audio and your microphone. Capture, preview, and download the video without installing any app — and without uploading anything. https://favtoo.com/webcam-recorder https://favtoo.com/webcam-recorder/opengraph-image.png Webcam Recorder Record your webcam directly in your browser with optional microphone audio. Pick the resolution (480p, 720p, or 1080p), frame rate, and mirror mode, then capture and download the result without installing any app. https://favtoo.com/screen-webcam-recorder https://favtoo.com/screen-webcam-recorder/opengraph-image.png Screen + Webcam Recorder Record your screen with your webcam composited into a picture-in-picture corner — perfect for tutorials, course videos, demos, and reaction recordings. Pick the camera position, size, and audio sources, then capture and download in your browser. https://favtoo.com/video-slideshow-maker https://favtoo.com/video-slideshow-maker/opengraph-image.png Video Slideshow Maker Turn a stack of photos into an MP4 slideshow with per-slide durations, crossfades, and an optional soundtrack. Pick the resolution (up to 1080p), frame rate, and transitions, then download a single MP4 — all processed in your browser with FFmpeg WebAssembly. https://favtoo.com/video-from-images-audio https://favtoo.com/video-from-images-audio/opengraph-image.png Video from Images + Audio Combine a stack of photos with a music track or narration into a single MP4 video. Pick the resolution, per-slide duration, transitions, and let the slideshow length match the audio. All processed in your browser with FFmpeg WebAssembly. https://favtoo.com/video-trimmer https://favtoo.com/video-trimmer/opengraph-image.png Video Trimmer Set precise in and out timestamps, snap to keyframes when needed, and document handles for social-safe cutdowns. https://favtoo.com/video-splitter https://favtoo.com/video-splitter/opengraph-image.png Video Splitter Split any video into 2–10 equal-length pieces, packaged as a downloadable ZIP. Files are processed entirely in your browser with FFmpeg WebAssembly using lossless stream-copy. https://favtoo.com/video-merger https://favtoo.com/video-merger/opengraph-image.png Video Merger Combine multiple video clips into a single MP4 in your browser. Drop in MP4, WebM, MOV, MKV, AVI or FLV files, drag to reorder them, pick a target resolution and frame rate, and merge — all locally with no uploads. https://favtoo.com/video-cropper https://favtoo.com/video-cropper/opengraph-image.png Video Cropper Define pixel or percentage crops, safe margins, and target aspect ratios for vertical, square, or widescreen delivery. https://favtoo.com/video-rotator https://favtoo.com/video-rotator/opengraph-image.png Video Rotator Rotate by 90, 180, or custom degrees with optional expand canvas to avoid clipping corners on non-square sources. https://favtoo.com/video-flipper https://favtoo.com/video-flipper/opengraph-image.png Video Flipper Mirror horizontally for selfie text fixes or vertically for reflection effects without re-shooting footage. https://favtoo.com/video-reverser https://favtoo.com/video-reverser/opengraph-image.png Video Reverser Reverse frame order for creative effects and optionally drop or reverse audio depending on your encoder capabilities. https://favtoo.com/video-speed-changer https://favtoo.com/video-speed-changer/opengraph-image.png Video Speed Changer Apply constant speed multipliers, choose frame sampling, and document pitch policy for time-lapse or slow-motion exports. https://favtoo.com/video-loop https://favtoo.com/video-loop/opengraph-image.png Video Loop Repeat any video N times back-to-back to create a longer looped MP4. Files are processed entirely in your browser with FFmpeg WebAssembly — no uploads, no sign up. https://favtoo.com/video-clip-maker https://favtoo.com/video-clip-maker/opengraph-image.png Video Clip Maker Cut a single clip out of any video by picking start and end timestamps. Files are processed entirely in your browser with FFmpeg WebAssembly — fast, lossless stream-copy, no uploads. https://favtoo.com/video-segment-remover https://favtoo.com/video-segment-remover/opengraph-image.png Video Segment Remover Cut a section out of the middle of any video and join the surrounding parts together. Files are processed entirely in your browser with FFmpeg WebAssembly — no uploads, no sign up. https://favtoo.com/video-converter https://favtoo.com/video-converter/opengraph-image.png Video Converter Convert any video to MP4, WebM, MOV, or MKV — entirely inside your browser. Files are processed locally with FFmpeg WebAssembly, so nothing is uploaded. https://favtoo.com/video-to-mp3 https://favtoo.com/video-to-mp3/opengraph-image.png Video to MP3 Extract the audio from any video as an MP3 file — entirely in your browser. Pick bitrate and channels, then download the result. Files are processed locally with FFmpeg WebAssembly. https://favtoo.com/video-to-wav https://favtoo.com/video-to-wav/opengraph-image.png Video to WAV Extract uncompressed PCM WAV audio from any video in your browser. Pick sample rate, bit depth, and channels — files are processed locally with FFmpeg WebAssembly. https://favtoo.com/video-to-aac https://favtoo.com/video-to-aac/opengraph-image.png Video to AAC Extract AAC audio from any video in your browser. Pick bitrate (64–256 kbps) and channels — files are processed locally with FFmpeg WebAssembly. No uploads. https://favtoo.com/video-to-images https://favtoo.com/video-to-images/opengraph-image.png Video to Images Extract frames from any video as a downloadable ZIP of JPG or PNG images. Pick the sampling mode, width, and quality — files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-to-sprite-sheet https://favtoo.com/video-to-sprite-sheet/opengraph-image.png Video to Sprite Sheet Tile evenly spaced frames from a video into a single sprite sheet image (atlas). Perfect for video previews, storyboards, and game engines. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/mp4-to-webm https://favtoo.com/mp4-to-webm/opengraph-image.png MP4 to WebM Convert MP4 video to WebM (VP8 + Vorbis) entirely in your browser. Files are processed locally with FFmpeg WebAssembly — no uploads, no sign up, no watermarks. https://favtoo.com/webm-to-mp4 https://favtoo.com/webm-to-mp4/opengraph-image.png WebM to MP4 Convert WebM to MP4 (H.264 + AAC) entirely in your browser. Faststart-enabled output that plays everywhere — no uploads, no sign up, no watermarks. https://favtoo.com/mov-to-mp4 https://favtoo.com/mov-to-mp4/opengraph-image.png MOV to MP4 Convert QuickTime MOV files to MP4 in your browser. Choose Fast (instant remux, zero quality loss) or Re-encode (universal compatibility) — files are processed locally with FFmpeg WASM. https://favtoo.com/avi-to-mp4 https://favtoo.com/avi-to-mp4/opengraph-image.png AVI to MP4 Convert legacy AVI files to modern MP4 (H.264 + AAC) entirely in your browser. Files are processed locally with FFmpeg WebAssembly — no uploads, no sign up, no watermarks. https://favtoo.com/mkv-to-mp4 https://favtoo.com/mkv-to-mp4/opengraph-image.png MKV to MP4 Convert MKV (Matroska) to MP4 in your browser. Choose Fast (instant remux when codecs are compatible) or Re-encode (universal MP4 output) — files are processed locally with FFmpeg WASM. https://favtoo.com/flv-to-mp4 https://favtoo.com/flv-to-mp4/opengraph-image.png FLV to MP4 Rescue Flash Video (FLV) files by converting them to modern MP4 in your browser. Files are processed locally with FFmpeg WebAssembly — no uploads, no sign up, no watermarks. https://favtoo.com/video-compressor https://favtoo.com/video-compressor/opengraph-image.png Video Compressor Shrink any video with five quality presets — from visually lossless to tiny — using H.264 + AAC at the proven CRF rate-control. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-bitrate-reducer https://favtoo.com/video-bitrate-reducer/opengraph-image.png Video Bitrate Reducer Cap the video and audio bitrate of any file to hit an exact data-rate target. Keeps resolution and frame rate the same. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-resolution-reducer https://favtoo.com/video-resolution-reducer/opengraph-image.png Video Resolution Reducer Downscale any video to a target resolution (4K, 2K, 1080p, 720p, 480p, 360p, 240p, or custom width). Aspect ratio is always preserved. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-frame-rate-reducer https://favtoo.com/video-frame-rate-reducer/opengraph-image.png Video Frame Rate Reducer Lower the frame rate of any video to 60, 50, 30, 25, 24, 15, 12, or 10 fps. Smaller files, faster uploads. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-size-estimator https://favtoo.com/video-size-estimator/opengraph-image.png Video Size Estimator Estimate the output file size of an H.264 encode from resolution, frame rate, duration, audio bitrate, and CRF quality. Uses empirical bits-per-pixel modeling for libx264. Pure math — runs instantly in your browser. https://favtoo.com/video-brightness-contrast https://favtoo.com/video-brightness-contrast/opengraph-image.png Video Brightness & Contrast Slide brightness and contrast adjustments with legal range clamps, pedestal control, and optional gamma lift hints. https://favtoo.com/video-saturation https://favtoo.com/video-saturation/opengraph-image.png Video Saturation Push or pull chroma with a saturation slider, optional skin-tone protection flag, and blend percentage for stylized looks. https://favtoo.com/video-grayscale https://favtoo.com/video-grayscale/opengraph-image.png Video Grayscale Choose Rec. 709 luma weights, average RGB, or custom coefficients for monochrome conversion with optional dithering. https://favtoo.com/video-blur https://favtoo.com/video-blur/opengraph-image.png Video Blur Configure Gaussian blur radius, edge clamp modes, and region-of-interest boxes for privacy redaction or depth-of-field fakes. https://favtoo.com/video-fade https://favtoo.com/video-fade/opengraph-image.png Video Fade Set fade-in and fade-out durations with linear or ease curves, optional audio crossfade symmetry, and hold frames at black. https://favtoo.com/video-stabilizer https://favtoo.com/video-stabilizer/opengraph-image.png Video Stabilizer Reduce camera shake in handheld footage using FFmpeg's deshake filter (single-pass). Pick mild, medium, or strong stabilization. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-slow-motion https://favtoo.com/video-slow-motion/opengraph-image.png Video Slow Motion Slow any video down to between 10% and 100% of its original speed. Audio pitch is preserved using FFmpeg's atempo filter. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-timelapse https://favtoo.com/video-timelapse/opengraph-image.png Video Timelapse Speed up any video 2× to 100× to create a timelapse or hyperlapse. Optional sped-up audio. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/add-audio-to-video https://favtoo.com/add-audio-to-video/opengraph-image.png Add Audio to Video Add a music or voiceover track to any video — mix it on top of the existing audio or replace the audio entirely. Files are processed locally in your browser with FFmpeg WebAssembly. https://favtoo.com/replace-audio-video https://favtoo.com/replace-audio-video/opengraph-image.png Replace Video Audio Replace the audio track of any video with a new music or voiceover file. The video stream is preserved — only the audio is swapped. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/mute-video https://favtoo.com/mute-video/opengraph-image.png Mute Video Remove or bypass audio streams while keeping video quality and container options under your control. https://favtoo.com/add-subtitles-video https://favtoo.com/add-subtitles-video/opengraph-image.png Add Subtitles to Video Burn an SRT or ASS subtitle file directly into your video frames so the captions show in every player. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/add-watermark-video https://favtoo.com/add-watermark-video/opengraph-image.png Add Watermark to Video Add a text or image watermark to any video. Pick the position (top-left, top-right, bottom-left, bottom-right, or center), opacity, margin, and size. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/add-text-overlay-video https://favtoo.com/add-text-overlay-video/opengraph-image.png Video Text Overlay Add a text caption, title, or lower-third to any video with full control over font size, color, position, optional background panel, and the time range it appears. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/add-image-overlay-video https://favtoo.com/add-image-overlay-video/opengraph-image.png Video Image Overlay Pin a PNG sticker, JPG image, or transparent logo onto any video. Control its position, size as a percentage of the video width, opacity, and the time range it appears. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/add-progress-bar-video https://favtoo.com/add-progress-bar-video/opengraph-image.png Video Progress Bar Add a clean, animated progress bar to the top or bottom of any video. The bar grows from left to right as the video plays. Pick the thickness, color, and an optional translucent track. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-thumbnail-extractor https://favtoo.com/video-thumbnail-extractor/opengraph-image.png Video Thumbnail Extractor Extract a set of evenly spaced thumbnails from any video as a downloadable ZIP. Pick how many you want and at what width — files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-thumbnail-generator https://favtoo.com/video-thumbnail-generator/opengraph-image.png Video Thumbnail Generator Capture a single high-quality thumbnail from any video at the exact moment you choose. Pick the timestamp, output width, and image format. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-metadata-viewer https://favtoo.com/video-metadata-viewer/opengraph-image.png Video Metadata Viewer Inspect any video to see its codec, resolution, frame rate, bitrate, audio sample rate, channels, pixel format, and full FFmpeg probe output. Files are analyzed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-metadata-remover https://favtoo.com/video-metadata-remover/opengraph-image.png Video Metadata Remover Strip GPS coordinates, device info, software history, and creation timestamps from any video. The video and audio streams are copied losslessly — only the metadata is removed. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-duration-calculator https://favtoo.com/video-duration-calculator/opengraph-image.png Video Duration Calculator Convert any duration in hours, minutes, and seconds into total seconds, minutes, hours, milliseconds, and frame counts at 24, 30, and 60 fps. Pure math — runs instantly in your browser. https://favtoo.com/video-bitrate-calculator https://favtoo.com/video-bitrate-calculator/opengraph-image.png Video Bitrate Calculator Calculate the exact video bitrate (kbps) you need to hit a target file size. Enter the size in MB, the duration in seconds, and your audio bitrate — get the exact video bitrate to plug into your encoder. Pure math, runs instantly in your browser. https://favtoo.com/video-frame-counter https://favtoo.com/video-frame-counter/opengraph-image.png Video Frame Counter Count the exact number of frames in any video file. Drop in your file and get the precise total decoded by FFmpeg, plus the frame rate and average frame interval. Files are analyzed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/video-resolution-checker https://favtoo.com/video-resolution-checker/opengraph-image.png Video Resolution Checker Drop in any video to see its width, height, total pixels, megapixels, aspect ratio, orientation, and standard resolution name (4K, 1080p, etc). Files are read entirely in your browser — no FFmpeg required for this one. https://favtoo.com/video-file-size-calculator https://favtoo.com/video-file-size-calculator/opengraph-image.png Video File Size Calculator Calculate the file size of a video given its video bitrate, audio bitrate, and duration. Get the size in MB, GB, and the total bytes per second. Pure math — runs instantly in your browser. https://favtoo.com/audio-recorder https://favtoo.com/audio-recorder/opengraph-image.png Audio Recorder Record from your microphone directly in the browser. Pick quality (high, medium, low), toggle echo cancellation, noise suppression and auto-gain, then save to WebM/Opus or M4A/AAC. Audio is captured locally — nothing is uploaded. https://favtoo.com/text-to-speech-tool https://favtoo.com/text-to-speech-tool/opengraph-image.png Text to Speech Type or paste text, pick a system voice, and listen instantly. Adjust speaking rate (0.5×–2×), pitch, and volume in real time. Uses your browser's built-in Web Speech API — no cloud TTS, no API keys, no costs. https://favtoo.com/tone-generator https://favtoo.com/tone-generator/opengraph-image.png Tone Generator Generate a pure tone at any frequency from 20 Hz to 20 kHz. Pick a sine, square, triangle, or sawtooth waveform, choose duration, amplitude, and mono/stereo. Exports a 16-bit PCM WAV file at 44.1 kHz with built-in click-preventing fades. https://favtoo.com/silence-generator https://favtoo.com/silence-generator/opengraph-image.png Silence Generator Generate a perfectly silent WAV file of any length from 1 second up to 1 hour. Pick mono or stereo, get a 16-bit PCM WAV at 44.1 kHz. Useful as padding between clips, intro silence, leader audio for video timing, or test material. https://favtoo.com/white-noise-generator https://favtoo.com/white-noise-generator/opengraph-image.png White Noise Generator Generate white, pink, or brown noise as a 16-bit PCM WAV file. Pick noise type, duration up to 1 hour, amplitude, and mono/stereo. Useful for sleep, focus, masking distractions, audio testing, and as a backing layer for ambient music. https://favtoo.com/metronome https://favtoo.com/metronome/opengraph-image.png Metronome A precise browser-based metronome powered by the Web Audio API. Set BPM from 30 to 300, choose a time signature, accent the first beat, and use tap-tempo to sync. Click timing is sample-accurate using lookahead scheduling — much steadier than typical JavaScript setInterval beats. https://favtoo.com/audio-trimmer https://favtoo.com/audio-trimmer/opengraph-image.png Audio Trimmer Trim any audio file to a precise start and end time. Outputs a lossless stream-copy by default (no quality loss, very fast) or re-encodes to MP3, WAV, OGG, or M4A. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-splitter https://favtoo.com/audio-splitter/opengraph-image.png Audio Splitter Split a long audio file into N equal-length parts and download them as a ZIP. Each part is named sequentially. Great for chapterizing audiobooks, podcasts, or long DJ mixes. Runs entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-merger https://favtoo.com/audio-merger/opengraph-image.png Audio Merger Merge up to 12 audio files into one continuous track. Supports MP3, WAV, OGG, M4A, AAC, FLAC, Opus, AIFF and more. Optional loudness normalization to even out clip levels. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-reverser https://favtoo.com/audio-reverser/opengraph-image.png Audio Reverser Reverse any audio file so it plays backwards. Useful for sound design, hidden message hunting, generating tail-in transition effects, and creative audio manipulation. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-speed-changer https://favtoo.com/audio-speed-changer/opengraph-image.png Audio Speed Changer Change the playback speed of any audio file from 0.5× to 2× while preserving pitch using FFmpeg's `atempo` filter. Perfect for speeding up podcasts, slowing down music transcription, or adjusting voice notes. Files are processed entirely in your browser. https://favtoo.com/audio-loop https://favtoo.com/audio-loop/opengraph-image.png Audio Loop Loop any audio file 2 to 50 times into a longer continuous file. Great for extending short ambient tracks, creating long versions of jingles, or producing background loops for videos. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-clip-maker https://favtoo.com/audio-clip-maker/opengraph-image.png Audio Clip Maker Cut a precise clip from any audio file at the exact start time and duration you choose. Optional fade-in and fade-out for clean edges. Outputs to MP3, WAV, OGG, or M4A. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-segment-remover https://favtoo.com/audio-segment-remover/opengraph-image.png Audio Segment Remover Cut out a middle section of any audio file (e.g. an ad break, a coughing fit, or a mistake) and seamlessly join the remaining halves. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-fade https://favtoo.com/audio-fade/opengraph-image.png Audio Fade Apply a smooth fade-in to the start and/or fade-out to the end of any audio file. Pick the fade duration in seconds. Perfect for polishing intros and outros, smoothing over hard cuts, and creating gentle transitions for podcasts and music. https://favtoo.com/audio-crossfade https://favtoo.com/audio-crossfade/opengraph-image.png Audio Crossfade Crossfade two audio files together with a configurable overlap (1–10 seconds). The first file fades out as the second fades in, producing a smooth equal-power transition. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-converter https://favtoo.com/audio-converter/opengraph-image.png Audio Converter Convert any audio file between MP3, WAV, OGG, FLAC, M4A, AAC, Opus, and WMA. Pick the output bitrate or quality. Files are processed entirely in your browser with FFmpeg WebAssembly — nothing is uploaded. https://favtoo.com/mp3-to-wav https://favtoo.com/mp3-to-wav/opengraph-image.png MP3 to WAV Convert an MP3 file to a lossless WAV file. The decoded PCM audio is wrapped in a standard 16-bit WAV container — perfect for importing into any desktop audio editor or DAW for further processing. Runs entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/wav-to-mp3 https://favtoo.com/wav-to-mp3/opengraph-image.png WAV to MP3 Compress a large WAV file into a much smaller MP3 with selectable bitrate (96, 128, 192, 256, or 320 kbps). Perfect for sharing recordings online, attaching to emails, or freeing up disk space. Runs entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/ogg-to-mp3 https://favtoo.com/ogg-to-mp3/opengraph-image.png OGG to MP3 Convert OGG (Vorbis or Opus) audio files to MP3 for universal playback. Pick MP3 bitrate from 96 to 320 kbps. Runs entirely in your browser with FFmpeg WebAssembly — no uploads, no sign up. https://favtoo.com/flac-to-mp3 https://favtoo.com/flac-to-mp3/opengraph-image.png FLAC to MP3 Convert lossless FLAC files to space-efficient MP3 for portable players and sharing. Pick the bitrate from 128 to 320 kbps. Runs entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/m4a-to-mp3 https://favtoo.com/m4a-to-mp3/opengraph-image.png M4A to MP3 Convert Apple M4A (AAC audio) files to MP3 for universal compatibility. Pick the bitrate from 96 to 320 kbps. Runs entirely in your browser with FFmpeg WebAssembly — no uploads, no sign up. https://favtoo.com/aac-to-mp3 https://favtoo.com/aac-to-mp3/opengraph-image.png AAC to MP3 Convert raw AAC files (.aac) to MP3 with selectable bitrate from 96 to 320 kbps. Runs entirely in your browser with FFmpeg WebAssembly — no uploads, no sign up, no watermarks. https://favtoo.com/opus-to-mp3 https://favtoo.com/opus-to-mp3/opengraph-image.png Opus to MP3 Convert Opus audio (used by Discord, WhatsApp voice notes, and modern streaming) to MP3 for compatibility with older players. Pick bitrate from 96 to 320 kbps. Runs entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/mp3-to-flac https://favtoo.com/mp3-to-flac/opengraph-image.png MP3 to FLAC Wrap a decoded MP3 in a FLAC container. The audio is decoded to PCM and then losslessly compressed as FLAC. Useful for archival workflows that require a lossless format, even though the source is already lossy. Runs entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/mp3-to-ogg https://favtoo.com/mp3-to-ogg/opengraph-image.png MP3 to OGG Convert MP3 to OGG Vorbis with selectable quality. OGG Vorbis often produces smaller files than MP3 at equivalent quality and is fully open-source. Runs entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-to-video-waveform https://favtoo.com/audio-to-video-waveform/opengraph-image.png Audio to Video Waveform Turn any audio file into a video with an animated waveform visualization. Pick the canvas size, foreground (waveform) color, and background color. Output is MP4 with H.264 video and AAC audio. Runs entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/ringtone-maker https://favtoo.com/ringtone-maker/opengraph-image.png Ringtone Maker Cut any audio file into a 30-second ringtone with smooth fade-in and fade-out. Outputs M4A (Apple-compatible) or MP3 (Android-compatible). Runs entirely in your browser with FFmpeg WebAssembly — your music never leaves your device. https://favtoo.com/audio-compressor https://favtoo.com/audio-compressor/opengraph-image.png Audio Compressor Apply dynamic range compression to even out loud and quiet parts of any audio file. Pick threshold and ratio. Great for taming peaks in podcasts, evening out vocal performances, or making music loud for casual listening. Runs in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-bitrate-reducer https://favtoo.com/audio-bitrate-reducer/opengraph-image.png Audio Bitrate Reducer Re-encode any audio file to a lower bitrate to shrink the file size. Pick the target MP3 bitrate (32 to 192 kbps). Useful for emailing voice notes, saving phone storage, or fitting under upload size limits. Runs entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-file-size-estimator https://favtoo.com/audio-file-size-estimator/opengraph-image.png Audio File Size Estimator Estimate the file size of uncompressed PCM audio from sample rate, bit depth, channel count, and duration. Pure math — no upload, no FFmpeg, instant result. https://favtoo.com/audio-normalizer https://favtoo.com/audio-normalizer/opengraph-image.png Audio Normalizer Normalize the loudness of any audio file to broadcast standard (EBU R128) targets. Choose between -14 LUFS (Spotify/YouTube), -16 LUFS (podcasts), or -23 LUFS (broadcast TV). Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-volume-booster https://favtoo.com/audio-volume-booster/opengraph-image.png Audio Volume Booster Boost the volume of any audio file by a fixed dB amount (1–20 dB). Includes a true-peak limiter to prevent clipping when the boosted signal would exceed 0 dB. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-noise-gate https://favtoo.com/audio-noise-gate/opengraph-image.png Audio Noise Gate Apply a noise gate to silence parts of any audio file below a chosen threshold. Cuts out background hum and breath noise between phrases without affecting the main signal. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-pitch-changer https://favtoo.com/audio-pitch-changer/opengraph-image.png Audio Pitch Changer Shift the pitch of any audio file up or down by a number of semitones (-12 to +12) without changing its duration. Powered by FFmpeg's `asetrate` + `atempo` chain for clean pitch shifting. Files are processed entirely in your browser. https://favtoo.com/audio-equalizer https://favtoo.com/audio-equalizer/opengraph-image.png Audio Equalizer 5-band parametric equalizer with sliders for 60 Hz (bass), 250 Hz (low-mids), 1 kHz (mids), 4 kHz (high-mids), and 12 kHz (treble). Each band can boost or cut by ±12 dB. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-noise-reducer https://favtoo.com/audio-noise-reducer/opengraph-image.png Audio Noise Reducer Reduce constant background noise (hum, hiss, fan whir, AC drone) using FFmpeg's spectral noise reduction filter (afftdn). Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-stereo-to-mono https://favtoo.com/audio-stereo-to-mono/opengraph-image.png Audio Stereo to Mono Combine the left and right channels of a stereo audio file into a single mono channel. Useful for podcasts, voice memos, and mobile playback. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-mono-to-stereo https://favtoo.com/audio-mono-to-stereo/opengraph-image.png Audio Mono to Stereo Convert a mono audio file to a 2-channel stereo file by duplicating the mono signal into both left and right channels. Useful for tools and platforms that require stereo input. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-channel-splitter https://favtoo.com/audio-channel-splitter/opengraph-image.png Audio Channel Splitter Split a stereo audio file into two separate mono files — one for the left channel and one for the right. Useful for isolating instruments, voices, or effects panned to one side. Files bundled into a ZIP for download. https://favtoo.com/audio-bass-booster https://favtoo.com/audio-bass-booster/opengraph-image.png Audio Bass Booster Boost the low frequencies of any audio file using FFmpeg's bass shelf filter. Pick a boost amount from 1 to 15 dB centered around 100 Hz. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-echo-reverb https://favtoo.com/audio-echo-reverb/opengraph-image.png Audio Echo & Reverb Add an echo or reverb effect to any audio file using FFmpeg's aecho filter. Configurable delay time, decay, and number of reflections. Great for vocals, sound effects, and creative audio production. https://favtoo.com/audio-waveform-visualizer https://favtoo.com/audio-waveform-visualizer/opengraph-image.png Audio Waveform Visualizer Drop in any audio file to see a high-quality waveform visualization rendered on an HTML canvas. View peaks, troughs, and overall amplitude shape. Useful for inspecting recordings, identifying clipping, and locating quiet sections. https://favtoo.com/audio-spectrum-analyzer https://favtoo.com/audio-spectrum-analyzer/opengraph-image.png Audio Spectrum Analyzer Drop in any audio file to see a frequency spectrum analysis. Identifies which frequencies are present and at what energy level — useful for diagnosing tone problems, finding noise, and learning what your audio "looks like" in the frequency domain. https://favtoo.com/audio-bpm-detector https://favtoo.com/audio-bpm-detector/opengraph-image.png Audio BPM Detector Estimate the beats per minute (tempo) of any audio file by analyzing onset patterns. Useful for DJs, producers, dancers, and anyone who needs to know a song's tempo. Files are analyzed entirely in your browser. https://favtoo.com/audio-duration-calculator https://favtoo.com/audio-duration-calculator/opengraph-image.png Audio Duration Calculator Calculate audio playback duration from file size (MB) and bitrate (kbps). Pure math — no FFmpeg, instant result. Useful for planning storage, podcast publishing, and CBR encoding. https://favtoo.com/audio-bitrate-calculator https://favtoo.com/audio-bitrate-calculator/opengraph-image.png Audio Bitrate Calculator Calculate effective audio bitrate (kbps) from compressed file size (MB) and total duration (seconds). Pure math — no FFmpeg, instant result. Useful for verifying encoder settings or analyzing unknown files. https://favtoo.com/audio-file-size-calculator https://favtoo.com/audio-file-size-calculator/opengraph-image.png Audio File Size Calculator Calculate the file size of compressed audio (MB) from duration (seconds) and bitrate (kbps). Pure math — instant result. Useful for planning storage, checking upload limits, and budgeting podcast feeds. https://favtoo.com/audio-metadata-viewer https://favtoo.com/audio-metadata-viewer/opengraph-image.png Audio Metadata Viewer Inspect any audio file to see its codec, sample rate, channels, duration, bitrate, and full FFmpeg probe output. Useful for verifying encoder settings, debugging compatibility issues, and learning what's inside an audio file. https://favtoo.com/audio-metadata-editor https://favtoo.com/audio-metadata-editor/opengraph-image.png Audio Metadata Editor Edit the title, artist, album, year, genre, and other metadata tags of any audio file. The audio data itself is preserved unchanged via lossless stream-copy. Files are processed entirely in your browser with FFmpeg WebAssembly. https://favtoo.com/audio-metadata-remover https://favtoo.com/audio-metadata-remover/opengraph-image.png Audio Metadata Remover Strip all metadata tags from any audio file (title, artist, album, comments, embedded art). The audio data itself is preserved unchanged via lossless stream-copy. Useful for privacy or when sharing files anonymously. https://favtoo.com/audio-frequency-analyzer https://favtoo.com/audio-frequency-analyzer/opengraph-image.png Audio Frequency Analyzer Identify the dominant frequencies in any audio file and map them to musical notes (A4 = 440 Hz). Useful for transcription, tuning instruments, finding the key of a song, and identifying noise sources. https://favtoo.com/audio-loudness-meter https://favtoo.com/audio-loudness-meter/opengraph-image.png Audio Loudness Meter Measure the integrated loudness (LUFS) of any audio file using EBU R128 standards. Get the integrated loudness, true peak level, and loudness range. Essential for mastering, podcast publishing, and broadcast compliance. https://favtoo.com/excel-to-pdf https://favtoo.com/excel-to-pdf/opengraph-image.png Excel to PDF Convert Excel spreadsheets (.xlsx) to a paginated PDF. Each worksheet is rendered as a clean, printable table with auto-fit columns and repeated headers. https://favtoo.com/html-to-pdf https://favtoo.com/html-to-pdf/opengraph-image.png HTML to PDF Convert an HTML file to a styled PDF. Headings, paragraphs, lists, links, and inline emphasis are preserved with semantic typography. https://favtoo.com/rtf-to-pdf https://favtoo.com/rtf-to-pdf/opengraph-image.png RTF to PDF Convert Rich Text Format (.rtf) documents to a clean paginated PDF. Bold, italic, paragraphs, and headings are preserved. https://favtoo.com/odt-to-pdf https://favtoo.com/odt-to-pdf/opengraph-image.png ODT to PDF Convert OpenDocument Text (.odt) files from LibreOffice / OpenOffice to a paginated PDF. Headings, paragraphs, lists, and inline emphasis are preserved. https://favtoo.com/ocr-pdf https://favtoo.com/ocr-pdf/opengraph-image.png OCR PDF (Make Scanned PDF Searchable) Make a scanned PDF searchable. Each page is recognised with Tesseract OCR (compiled to WebAssembly) and an invisible text layer is overlaid so every word is selectable, copyable, and findable in any PDF viewer. https://favtoo.com/ai-background-remover https://favtoo.com/ai-background-remover/opengraph-image.png AI Background Remover Erase the background from any photo with a single click. The U²-Net model runs entirely in your browser and exports a clean transparent PNG. https://favtoo.com/ai-subtitle-generator https://favtoo.com/ai-subtitle-generator/opengraph-image.png AI Subtitle Generator Generate accurate .srt subtitles from any video. Whisper.cpp transcribes the audio entirely in your browser and outputs a timestamped subtitle file ready to drop into your editor. https://favtoo.com/ai-audio-transcriber https://favtoo.com/ai-audio-transcriber/opengraph-image.png AI Audio Transcriber Transcribe any audio file to text in your browser. Whisper.cpp recognises 99 languages and exports a clean .txt or timestamped transcript without uploading the recording. https://favtoo.com/ai-image-upscaler https://favtoo.com/ai-image-upscaler/opengraph-image.png AI Image Upscaler 2× Double the resolution of any photo while sharpening detail. Real-ESRGAN runs entirely in your browser to enlarge low-res images without the soft, blurry look of standard scaling. https://favtoo.com/document-scanner https://favtoo.com/document-scanner/opengraph-image.png Document Scanner Turn any phone photo of a document into a flat, perspective-corrected scan. OpenCV.js detects the page edges, warps it to a rectangle, and exports a clean PNG or PDF. https://favtoo.com/ai-face-anonymizer https://favtoo.com/ai-face-anonymizer/opengraph-image.png AI Face Anonymizer Automatically blur every face in a photo. face-api.js detects faces in your browser and applies a privacy blur or solid mask without uploading the image. https://favtoo.com/ai-profile-picture https://favtoo.com/ai-profile-picture/opengraph-image.png AI Profile Picture Maker Crop any photo into a perfectly centred profile picture. face-api.js detects the face in your browser and frames it for square, circle or 4:5 PFP exports. https://favtoo.com/pdf-form-filler https://favtoo.com/pdf-form-filler/opengraph-image.png PDF Form Filler Fill an interactive PDF form in your browser, then download the completed copy. 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