FastUtil — Quick Tools

Quick access to 100+ free browser-based tools. Search, open, and use text/developer/encoding utilities from any tab.

FastUtil is your instant toolkit — 100+ free, browser-based utilities accessible from any tab with a single click. 🔍 Search across all tools instantly ⚡ Open any tool directly from the popup 🔒 All processing happens locally — no data sent to servers 🌍 Available in 20 languages TOOLS INCLUDE: • Developer: UUID Generator, Hash Generator, JWT Decoder, Regex Tester, QR Code Generator, Cron Parser • JSON & Data: JSON Formatter, JSON to CSV, JSON Diff, JSON Validator, YAML Converter • Text: Case Converter, Word Counter, Text Diff, Morse Code, Lorem Ipsum • Encoding: Base64, URL Encode/Decode, HTML Entities, Punycode • CSS: Gradient Generator, Box Shadow, Glassmorphism, Border Radius, Fluid Typography • Image: SVG to PNG, Image Compressor, Favicon Generator, WebP Converter • Security: Password Generator, HMAC Generator, CSP Builder, JWT Secret • Color: HEX/RGB/HSL, Color Palette, Contrast Checker, Color Blender • Math: Percentage, Unit Converter, Subnet Calculator, Aspect Ratio • Productivity: Pomodoro Timer, Eisenhower Matrix, Countdown Timer • AI/LLM: Token Cost Estimator, Prompt Template Generator • ...and many more No sign-up. No ads. No data collection. Just tools.