Developer Tools

Parsing & Formatting

JSON Parser Regex Tester New Text Diff New YAML ↔ JSON New JSON ↔ CSV New

Encoding & Decoding

Base64 Encode/Decode File ↔ Base64 URL Encode/Decode Query String ↔ JSON New JWT Decoder New cURL → Code New

Crypto & Security

RSA Keypair Generator Basic Auth Header Hash Generator New HMAC Generator New Password Generator New

Generators & Utilities

UUID Generator New Timestamp Converter New Cron Expression New Number Base New HTTP Status Codes New Color Converter New

GitHub All data processed locally

JWT Decoder

JSON Parser Regex Tester Text Diff YAML ↔ JSON JSON ↔ CSV

Base64 File ↔ Base64 URL Encode/Decode Query String ↔ JSON JWT Decoder cURL → Code

RSA Keypair Basic Auth Hash Generator HMAC Generator Password

UUID Generator Timestamp Cron Expression Number Base HTTP Status Color Converter

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JWT Token 0 chars

Paste your JWT token (xxxxx.yyyyy.zzzzz)

Decoded Ready

— Decoded locally in your browser

Keyboard Shortcuts: Ctrl+Enter Parse Ctrl+I Focus Input Ctrl+O Focus Output Ctrl+D Toggle Theme Ctrl+M Menu