JWT Debugger & Decoder

Decode JSON Web Tokens (JWT) in real-time, inspect headers, check payloads, and verify expiration dates.

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Paste encoded Token (JWT)

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Decoded JSON Web Token

HEADER: ALGORITHM & TOKEN TYPE alg, typ 
{ ... }
PAYLOAD: DATA / CLAIMS sub, iat, exp 
{ ... }

Quickly decode JWT headers and payload claims locally in your browser. Automatically parses timestamps, displays claim details, and color-codes JSON structures for flawless debugging.