tools

JWT Decoder

100% local v1.1.2

Paste a JSON Web Token to read its header and payload. Decoding happens in your browser — the token is never sent anywhere. This tool does not verify the signature.

Token

Waiting for a token…

Paste a token above to read its header, payload and claims.

Header

Payload

About this tool

Paste a JSON Web Token to read its header and payload, see standard claims like issuer and subject, and check the expiry. Decoded entirely in your browser — the token is never sent anywhere. Does not verify the signature.

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