Extension Icons Generator
Generate all required Chrome extension icon sizes from a single image. Fast, free, and easy to use.
Upload Your Icon
Click or drag and drop
PNG, JPG, SVG up to 10MB
Manifest.json Code
Copy this code into your manifest.json file after putting the icons folder into your project.
"icons": {
"16": "icons/icon16.png",
"32": "icons/icon32.png",
"48": "icons/icon48.png",
"128": "icons/icon128.png"
}Required Icon Sizes
- •16x16: Extension toolbar icon
- •32x32: Windows computers often require this size
- •48x48: Extension management page
- •128x128: Chrome Web Store listing
Best Practices
- Use a square image for best results
- Minimum recommended size: 512x512 pixels
- PNG format with transparency works best
- Keep design simple and recognizable at small sizes
All processing happens in your browser. Your images are never uploaded to any server.