All Tools
- Hash Generator
Generate cryptographic digests for checksums and integrity checks using the Web Crypto API. Your text never leaves the browser.
Developer Tools - JWT Decoder
Decode a JSON Web Token’s header and payload in your browser for debugging claims and expiry. Signatures are not verified, and tokens are never uploaded or shared via URL.
Developer Tools - Regex Tester
Try a pattern against sample text and inspect matches, indexes, and capture groups instantly. Uses JavaScript RegExp in your browser—nothing is uploaded.
Developer Tools - SQL Formatter
Paste SQL to format queries with line breaks before major clauses. Free online SQL pretty-printer.
Developer Tools - XML Formatter
Paste XML to format and indent it instantly in your browser. Free online XML pretty-printer with syntax checks.
Developer Tools - YAML Formatter
Paste YAML to format, validate, and beautify it instantly in your browser. Free online YAML formatter.
Developer Tools - YAML Validator
Paste YAML to validate syntax instantly in your browser. Free online YAML validator with clear error messages.
Developer Tools