🎨 Favicon Generator
Favicon Generator, tarayıcı tabanlı bir piksel favicon tasarım aracıdır. 32×32 piksellik tuval üzerinde tek tek piksel boyayarak favicon çizebilir, 16 hazır şablondan başlayarak tasarımınızı özelleştirebilirsiniz. Çizim yaparken favicon'unuzun 16×16, 32×32, 48×48 ve 64×64 boyutlarındaki canlı önizlemesini eşzamanlı görür, PNG veya gerçek ICO dosyası olarak tek tıkla indirebilirsiniz. Tüm işlem tarayıcınızda gerçekleşir — dosyalarınız sunucuya yüklenmez.
📐 Live Preview
What Is the Favicon Generator?
Favicon Generator is a free, browser-based pixel favicon editor that lets you design custom icons for your website directly in the browser. It solves the problem of needing complex design software for a tiny 16×16 icon — or relying on auto-scaled images that look blurry at small sizes. No uploads, no sign-ups: everything runs locally on your machine using HTML5 Canvas and JavaScript.
Key Features
- 32×32 Pixel Canvas: Draw pixel-by-pixel on a precise 32×32 grid designed specifically for favicon creation — large enough for detail, small enough to preview accurately.
- 16 Ready-Made Templates: Start with letters, hearts, stars, arrows, gears, and more. Each template loads as pixel data on your canvas, ready to customize.
- Multi-Size Live Preview: See your favicon at 16×16, 32×32, 48×48, and 64×64 simultaneously as you draw. Catch blurriness and alignment issues before export.
- Real ICO File Export: Downloads a genuine .ico binary with all four sizes embedded using the ICO format (DIR header + embedded PNG data). Not a renamed PNG.
- Private & Client-Side: Every pixel you draw and every file you export stays in your browser. Nothing is uploaded — the entire tool works offline after the first load.
📋 When to Use the Favicon Generator
Use the Favicon Generator when you need a custom favicon for a new website or blog and want it to look crisp at every browser size. It's perfect for developers who need a quick branded icon during local development before handing off to a designer. Web designers use it to sketch favicon concepts without opening a full graphics application. Startup founders use it to create a temporary favicon during the MVP phase. Anyone who needs a privacy-friendly, server-free favicon tool will appreciate that no data leaves their computer.
⚙️ How the Favicon Generator Works
The tool uses an HTML5 Canvas element as a 32×32 pixel drawing surface. Each pixel is rendered with fillRect() and scaled 10× for comfortable editing using CSS image-rendering: pixelated. The pixel grid state is stored as a 2D array of RGBA color values. When you draw, the tool maps mouse coordinates to grid cells and updates the state array, then redraws the canvas and all four preview canvases at the same time. The fill tool uses a standard flood-fill algorithm (BFS) on the pixel array. PNG export uses canvas.toBlob() on the preview canvases. The ICO exporter builds the binary from scratch — it writes a 6-byte ICO header, four 16-byte icon directory entries pointing to embedded PNG data, and appends the PNG buffer for each size, producing a valid .ico file that browsers and operating systems can read.
How to Create a Favicon
- Choose a template or start blank — Pick one of 16 starter designs from the dropdown, or start with a clean canvas.
- Select a drawing tool — Pencil (click individual pixels), Eraser (remove pixels), or Fill (flood-fill connected areas with the selected color).
- Pick your colors — Choose from 24 curated colors in the palette. The active color shows in the indicator next to the tools.
- Draw on the 32×32 canvas — Click cells to place pixels. Click and drag to paint continuous lines. Toggle the grid overlay for precision.
- Check the live preview — The four preview windows update in real time. Verify your favicon looks sharp at every standard favicon size.
- Export your favicon — Click Export PNG for individual size files, or Export ICO for a single .ico with all four sizes.
Frequently Asked Questions
How do I create a favicon pixel by pixel?
On the 32×32 canvas, click individual cells to assign colors one pixel at a time. Use the eraser to remove pixels and the fill tool to color entire connected areas. With the grid overlay on, every pixel boundary is visible. The live preview panel shows how your design looks at 16, 32, 48, and 64 pixels instantly.
Can I make a favicon without any design skills?
Yes. Choose from 16 ready-made templates — letter logos, geometric shapes, arrows, and icons. The template loads onto your canvas; then you can change colors, add or remove pixels, and customize the design until it fits your brand.
What's the difference between .ico and .png favicon files?
.ico files carry multiple sizes in a single file (16×16, 32×32, 48×48), making them compatible with older browsers. .png files offer better compression and are preferred by modern browsers. Our tool outputs both formats: PNG as separate size files, and ICO as one file containing all sizes.
Why does my favicon look blurry at small sizes?
Large images that get auto-scaled down to 16×16 often blur. Because our pixel editor works at 32×32 with pixel-precision, you design with every pixel visible. The live 16×16 preview lets you see how the tiny version looks and adjust accordingly.
Do I need to upload my file to a server to generate a favicon?
No. All drawing and ICO/PNG generation happens in your browser using JavaScript and Canvas APIs. Your file is never sent to any server — this is a key advantage for corporate logos or unreleased projects that require privacy.