Developer Tools
A toolbox for developers — formatters, encoders, hashers and regex helpers.
JSON Formatter
Pretty-print and minify JSON with syntax validation.
JSON Validator
Validate JSON and see exactly where errors occur.
XML Formatter
Format and indent XML documents for readability.
HTML Formatter
Beautify HTML with proper indentation and structure.
CSS Beautifier
Format and indent CSS rules for readability.
JavaScript Beautifier
Format minified JavaScript into readable code.
Base64 Encode / Decode
Encode or decode Base64 strings, with Unicode support.
URL Encode / Decode
Percent-encode or decode URLs and query strings.
UUID Generator
Generate cryptographically random UUID v4 identifiers.
SHA-256 Generator
Hash any text with the SHA-256 algorithm.
MD5 Generator
Hash any text with the classic MD5 algorithm.
Regex Tester
Test regular expressions with live matches and highlighting.