I built a free image compressor that never uploads your images — everything runs in the browser

TL;DR I built ImageSqueeze — a free, privacy-first image compressor that runs 100% in your browser. No images are ever sent to any server. Drag & drop batch compression Resize with SNS presets WebP conversion EXIF auto-removal ZIP download The Problem Every time I needed to compress images for a blog post or client project, I'd reach for TinyPNG or Compressor.io. They work great, but there's always that nagging thought: "Am I really okay uploading these client images to a third-party server?" For personal blog images, it's fine. But for: Client work under NDA — can't risk it Internal company docs — policy says no Personal photos with GPS data — definitely not I wanted a tool that compresses images without sending them anywhere . The Solution: Canvas API Here's the key insight: browsers already have a built-in image processing engine — the Canvas API . // The core of ImageSqueeze in ~15 lines const img = new Image (); img . onload = () => { const canvas = document . createElement ( " ca