For Developers

Free Developer Tools

Fast, private utilities that every developer uses daily. No more random websites that log your data.

JSON Formatter

Beautify, minify, and validate JSON with error highlighting.

Base64 Encoder / Decoder

Convert text and files to and from Base64.

JWT Decoder

Decode and inspect JSON Web Tokens instantly.

Regex Tester

Test regular expressions with live match highlighting.

Code Minifier

Minify JavaScript, CSS, and HTML.

UUID Generator

Generate secure random UUIDs (v4).

URL Encoder / Decoder

Encode and decode URL components safely.

CSS Generator

Generate common CSS snippets visually.

Built for Speed and Privacy

Every developer tool on QuickUtils runs entirely in your browser. Paste sensitive tokens, JSON payloads, or regex patterns without worrying about them being stored or transmitted.