Developer Tools
Formatters, validators, encoders and decoders for everyday development. JSON, JWT, Base64, hashes, regex and timestamps — all local, all instant.
14 tools · all free · no signup
Base64 Encoder & Decoder
Encode and decode Base64 and Base64URL
CSS Formatter
Beautify or minify stylesheets
CSS Minifier
Shrink stylesheets with a real CSS-aware minifier
Hash Generator
MD5, SHA-1, SHA-256, SHA-384 and SHA-512
HTML Formatter
Beautify and indent HTML properly
JavaScript Formatter
Format JS and TypeScript with a real parser
JS Minifier
Shrink JavaScript with real minification, not regex
JSON Formatter
Format, validate and minify JSON instantly
JWT Decoder
Decode and inspect JSON Web Tokens
Regex Tester
Test regular expressions with live match highlighting
SQL Formatter
Format queries with proper clause indentation
Timestamp Converter
Unix timestamps to dates and back
URL Encoder & Decoder
Percent-encode and decode URLs and query strings
XML Formatter
Indent XML and catch mismatched tags