What is Lumli?
Lumli is a free browser-based image toolkit that helps you compress, resize, convert, upscale, clean up, and optimize images without uploading them to a server. Everything runs locally on your device, giving you maximum privacy, fast processing, and complete control over your files. Built for creators, developers, marketers, and e-commerce workflows Completely free to use.
Key features
- Process images locally in your browser for full privacy.
- Resize, compress, convert, upscale, and remove backgrounds fast.
- Supports HEIC, AVIF, PNG, JPG, WebP, and SVG.
- Works offline after loading and can be installed.
- Uses browser-native WebAssembly and multi-core processing for speed.
- Generate custom QR codes with simple built-in utilities.
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