Squoosh

Overview

Squoosh is an image compression web app that lets you reduce file sizes while maintaining high quality. It runs entirely locally in your browser, so your images never leave your device. It supports converting to modern formats like WebP and AVIF with varying levels of advanced control.

Key features

• Local processing (privacy focused)
• WebP & AVIF support
• Visual quality comparison
• Resizing & palette tools
• Offline capable
• Open source