Developer Tools
Format, validate, and convert code and data formats.
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Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 back to text instantly.
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text, entirely in your browser.
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JSON Formatter & Validator
Format, validate, and minify JSON instantly with clear error messages.
JSON Minifier
Strip whitespace from a JSON document to make it as small as possible.
JSON Validator
Check whether a JSON document is valid, with the exact error location when it isn't.
JWT Decoder
Decode a JSON Web Token's header and payload to inspect its claims.
Regex Tester
Test a regular expression against sample text and see every match highlighted.
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates, in any timezone.
URL Encoder / Decoder
Encode text for safe use in a URL, or decode an encoded URL back to plain text.