Background Pattern Adder — Repeating Patterns
Generate SVG background patterns including polka dots, stripes, grids, crosshatch, and checkerboard.
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Export
background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%2720%27%20height%3D%2720%27%3E%3Crect%20width%3D%2720%27%20height%3D%2720%27%20fill%3D%27%23f3f4f6%27%2F%3E%3Cg%20opacity%3D%270.2%27%3E%3Ccircle%20cx%3D%2210%22%20cy%3D%2210%22%20r%3D%222.4%22%20fill%3D%22%23000000%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E");
background-repeat: repeat;
background-size: 20px 20px;What to do next
About Background Pattern Adder
Background Pattern Adder is the kind of utility you bookmark and reach for when you need it. Generate SVG background patterns including polka dots, stripes, grids, crosshatch, and checkerboard. It loads quickly, works on any modern browser, and produces a result you can download or copy in a single click.
Most people land on Background Pattern Adder via a search at the moment they actually need the tool. That shapes the design: the page is a single screen with the input on one side, the controls in the middle, and the result on the other, so a first-time visitor can complete the job without reading documentation.
Background Pattern Adder runs the entire transformation inside your browser. The file is read by JavaScript running in the page, processed in-memory by standard browser APIs, and written back as a download. The browser is the runtime; the page is the interface. You can confirm what the tool does by opening the developer-tools Network tab during a run — the only requests are for the page's own static assets.
From a technical standpoint, Background Pattern Adder is JavaScript and standard browser APIs running in your tab. The browser is the runtime; the page is the interface. Maximum input size: 0 MB per run.
A practical note on limits: Background Pattern Adder accepts inputs up to 0 MB per run, and the tool processes one input at a time to keep memory usage predictable. If you ever bump into the ceiling, the cause is the size of the input.
Typical users of Background Pattern Adder include bloggers preparing hero images, illustrators packaging artwork and photographers exporting deliverables. The thread connecting all of them is the same: a focused image editing and conversion task that fits cleanly into a browser tab and benefits from a tool with sensible defaults and minimal setup.
The output handed back by Background Pattern Adder is the output file. If you would prefer to keep the result in the browser instead of downloading it, you can copy it from the result panel and paste it directly into another tab — useful when the next tool in your workflow expects pasted text rather than a file.
If your task needs more than one step, chain Background Pattern Adder with Gradient Background Maker, Change Background Color, and Collage Maker. Each tool produces output that is a clean input to the next, so multi-step workflows are just a matter of opening the next tool in a new tab and continuing.
Background Pattern Adder is built around steady iteration on a small set of options rather than feature creep. Every additional setting attracts a slightly different audience, but a long settings panel makes the common case slower for everyone. The current controls reflect what users of the tool actually use.
A short note on how Background Pattern Adder came to look the way it does: every iteration started by watching how someone unfamiliar with the tool actually used it, then removing whatever got in their way. That is why the upload area dominates the screen, the run button is bigger than the secondary controls, and the result panel is unmissable when the job finishes.
As a single-page tool, Background Pattern Adder stays focused on one image editing and conversion step. Multi-step workflows are composed by chaining adjacent tools — each tool produces a standard file the next one can read directly, so a longer pipeline is just a sequence of short tab-and-tab visits.
A few practical tips that experienced users of Background Pattern Adder pick up over time. First, keep your default browser updated — the engine relies on standard web APIs and newer browser versions are noticeably faster than ones from a few years ago. Second, close other heavy tabs before processing a large input; the engine shares CPU and memory with whatever else is open. Third, if you re-run the same kind of job often, your last-used settings are remembered for the rest of the tab session, so subsequent runs are essentially one click.
If Background Pattern Adder appears to hang, the engine is almost certainly still working — large inputs simply take longer to process inside a browser than they would on a server with multi-core scheduling. For inputs near the 0 MB cap, give it up to a minute on a typical laptop before assuming something is stuck.
Background Pattern Adder is intentionally narrow in scope so the common case is fast and the result is predictable. If you ever need a variation it does not cover, browse the rest of the catalog — there is a good chance an adjacent tool already exists, and switching between tools is just a matter of opening another tab.
How it works
- 1Reach the Background Pattern Adder page in your browser to begin.
- 2Add your image input by dropping it onto the page or browsing for it.
- 3Adjust the options to match what you need. Sensible defaults cover the most common case, so you can usually skip this step.
- 4Trigger processing. standard browser APIs reads your input, applies the transformation, and writes the result back into the page.
- 5Save the output when it is ready.
- 6Run additional jobs as needed. The same controls and defaults apply on every run.
Common use cases
- Generate a square thumbnail from a wide marketing photo using Background Pattern Adder.
- Strip EXIF data from a photo before posting it publicly.
- Convert a phone screenshot into a CMS-friendly format.
- Resize a hero image for a landing page without losing crispness.
- Compose a mockup banner without bouncing between three different apps.
- Produce a printable flyer from a single source image.
- Sharpen a slightly soft photo before sending it to print.
- Prepare a transparent logo for use over different backgrounds.
FAQ
Which patterns are available?
Polka dots, diagonal stripes, grid, crosshatch, and checkerboard.
Can I adjust spacing?
Yes — pattern spacing is configurable from 5 to 100 pixels.
Opacity control?
Adjust the pattern opacity from 1% to 100% for subtle or bold overlays.
Is my data safe?
Everything runs in your browser — nothing is uploaded.
Output format?
SVG with pattern elements — seamlessly tiling at any size.
Custom colors?
Pattern color and background color are both customizable via hex codes.
Can I call Background Pattern Adder from a script?
Background Pattern Adder is a browser-only tool by design and does not expose a hosted API. The reason is the same as the privacy story: there is no Favtoo backend doing the work, so there is no service to call. If you need to script the same transformation, the underlying engine (standard browser APIs) is open-source and can be used directly from your own code.
Do I need a specific browser to use Background Pattern Adder?
Background Pattern Adder works in any modern browser released in the last few years — Chrome, Edge, Firefox, Safari, Brave, Arc and the major Chromium derivatives are all supported. The underlying engine relies on widely-supported web APIs, so there is nothing exotic to install. If you are on a very old browser version and the tool fails to load, updating to the latest release of your preferred browser is the only fix needed.
Is Background Pattern Adder licensed for business use?
Background Pattern Adder can be used for personal and commercial work alike — there is no separate "business" licence to purchase. The output you generate is yours to use however you want, including in client deliverables, internal documents, or commercial products. Favtoo's only ask is fair, individual use; the tool is not designed to be embedded as a backend service or wrapped behind an API for resale.
Is Background Pattern Adder keyboard accessible?
Background Pattern Adder uses native HTML controls wherever possible, which means keyboard navigation, focus rings, and screen-reader labels work the way the platform expects. The drop zone accepts files via the keyboard-accessible file picker as well as drag-and-drop, and result downloads use standard browser download flows. If you spot an accessibility gap, Favtoo treats it as a bug worth fixing.
Does Background Pattern Adder match what professional tools produce?
Background Pattern Adder is built on standard browser APIs, which is the same class of engine used by professional image editing and conversion pipelines. For deterministic operations, the output is byte-identical to what an equivalent CLI run would produce; for operations involving a codec or a model, the result is well within the range of what comparable tools generate. If you have a specific reference output you need to match, run a small test job first to confirm the configuration produces what you expect.
What is the maximum file size for Background Pattern Adder?
Inputs are capped at 0 MB per file, which keeps memory usage stable across phones, tablets and older laptops. You can run Background Pattern Adder as often as you need; every run produces a full-quality result.
Why is my browser prompting me when I open Background Pattern Adder?
Background Pattern Adder only needs the standard web platform — file picker access for the inputs you choose to load, and optionally clipboard access if you copy the result rather than downloading it. There is no microphone, camera, geolocation or background-permission request, because none of those are needed for the work the tool does.