Developer Tools
Format, minify, encode, hash and inspect — 100% in-browser.
JSON Formatter
Beautify, validate and pretty-print JSON online. Free, fast and works entirely in your browser.
JSON Validator
Validate JSON syntax instantly. See the exact line and column of any error.
XML Formatter
Format and beautify XML documents online. Free browser-based XML pretty-printer.
HTML Formatter
Beautify and indent HTML code online. Clean, readable markup in one click.
CSS Minifier
Minify CSS to shrink file size and speed up your website. Free online minifier.
JavaScript Minifier
Minify JavaScript to reduce file size and improve page load speed.
SQL Formatter
Format SQL queries with proper indentation and keyword casing. Free online SQL beautifier.
Base64 Encoder
Encode text or files to Base64 online. Fast, private, browser-based.
Base64 Decoder
Decode Base64 strings back to plain text or files instantly.
URL Encoder
Percent-encode text for safe use in URLs and query strings.
URL Decoder
Decode percent-encoded URL strings back to readable text.
URL Parser
Break any URL into protocol, host, path, query params and hash. Free online parser.
JWT Decoder
Decode JSON Web Tokens (JWT) to inspect header, payload and expiry. Runs locally in your browser.
Hash Generator
Generate MD5, SHA-1, SHA-256 and SHA-512 hashes from any text in your browser.
UUID Generator
Generate v4 UUIDs (RFC 4122) instantly. Copy one or bulk-generate up to 100 at a time.
UUID Validator
Check if a UUID / GUID is valid and detect its version. Free online UUID validator.