I Built 13 Free Developer Tools With Zero Dependencies

I got frustrated. Every time I needed to format JSON, generate a password, or test a regex, I'd end up on some bloated website filled with popups, cookie banners, and suspiciously slow load times. So I built ToolPilot — a collection of 13 free browser tools that are fast, beautiful, and completely free. No signup. No paywalls. No tracking. 🛠️ The Tools JSON Formatter — Beautify, minify & validate with syntax highlighting Regex Tester — Live match highlighting + common patterns library Password Generator — Cryptographically secure via crypto.getRandomValues() QR Code Generator — URL, text, WiFi, email, phone — PNG/SVG download CSS Gradient Generator — Linear, radial, conic — 10 presets + CSS export Box Shadow Generator — Multi-layer visual editor with 8 presets Hash Generator — MD5, SHA-1, SHA-256, SHA-512 via Web Crypto API Color Palette — 5 harmony modes + CSS export Markdown Preview — Live side-by-side editor Word Counter — Stats + keyword density analysis Unit Converter — Length, we