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Code Formatter & Minifier

HTML, CSS, JS/TS, JSON and SQL — all in your browser.

About this tool

Pretty-print or minify HTML, CSS, SCSS, JavaScript, TypeScript, JSON and SQL using Prettier and sql-formatter - runs entirely in your browser.

Features

  • Prettier-powered formatting
  • Custom minifiers for HTML/CSS/JS
  • Switch language with one click
  • No upload - code stays local

How to use it

  1. Pick a language.
  2. Paste code.
  3. Click Format or Minify and copy the output.
🔒 100% private

Everything happens inside your browser using JavaScript and WebAssembly. Your files are never uploaded to a server, never stored, and never seen by us.

Frequently asked questions

Will my code be sent anywhere?

No. Prettier and the minifiers run inside your browser; nothing leaves your machine.