FastUtil — Quick Tools

About

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.