Developer Tools

Base64 Encode & Decode Convert text to Base64 and back, with full Unicode support. → Hash Generator MD5, SHA-1, SHA-256, SHA-384 and SHA-512 of any text, all at once. → HTML Entity Encoder & Decoder Escape HTML-sensitive text or decode named and numeric character references. → JSON Formatter Format, validate, and find out exactly where it broke. → JWT Decoder Inspect a JWT header and payload locally — without mistaking decoding for verification. → Regex Tester Test a pattern against real text — without freezing the tab. → Unix Timestamp Converter Epoch time to a date you can read, and back — in any unit. → URL Encoder & Decoder Percent-encode a value or a whole URL, and decode it back again. →