I Built 66 Free Chrome Extensions for Developers - Here's What I Learned

After months of building developer tools, I've released 66 free browser extensions for Chrome, Firefox, Edge, and Opera. Every single one is open source, under 50KB, and collects zero user data. Why I Built These I kept running into the same problems: Extensions tracking my browsing history Simple tools hidden behind $5/month subscriptions Extensions using 200MB of RAM for basic features So I decided to build my own. All of them. The Collection 🔧 Debugging JSON Formatter - auto-format API responses with syntax highlighting Regex Tester - test patterns with live match highlighting HTTP Headers - inspect request/response headers Console Logger - smart console.log management 🎨 Design Color Picker Eyedropper - pick any color from any webpage CSS Gradient Generator - visual gradient builder with CSS output Font Identifier - identify any font on a page Page Ruler - measure pixel dimensions ⚡ Productivity Tab Suspender - saves 80% RAM by suspending inactive tabs Dark Mode Everywhere - dark mo