Mutable Butterfly
Extension Actions
- Live on Store
Convert images locally using the Canvas API.
🦋 Why MutableImage?
Total Privacy: No servers, no tracking, and no data collection. What happens on your machine stays on your machine.
Zero Cost: No "pro" versions, no credits, and no API fees. It’s a 100% free tool for developers, scientists, and creators.
Lightning Fast: Uses your local GPU/CPU for instant conversions without the lag of uploading/downloading from a cloud server.
Modern Formats: Easily convert between PNG, JPEG, and WebP to optimize your web projects or save disk space.
🛠How it Works
MutableImage uses a stable-window architecture to ensure your conversion isn't interrupted. Simply click the icon to launch the converter "widget," choose your file, and let your browser’s engine do the heavy lifting.
🧪 Features
Simple UI: A clean, distraction-free interface focused on utility.
High Quality: Adjust quality settings for compressed formats like JPEG and WebP.
Developer Friendly: Built by a dev for devs who need a quick tool for asset optimization.