JWT Decoder
Decode JWT tokens and inspect their contents.
100% Private — Nothing is Uploaded
All processing happens locally in your browser. Your files never leave your device and are never sent to any server.
Header
Payload
Signature
⚠ The signature is not verified. Do not trust the contents unless you trust the issuer.About the JWT Decoder
A JSON Web Token has three parts: header, payload, and signature, separated by dots. This tool decodes the header and payload. The signature is not verified.