JWT Decoder - Inspect Header, Payload & Expiration Online

Decode JSON Web Tokens (JWT) safely in your browser. Inspect algorithms, claims, user payloads, and expiration times with zero server tracking.

JSON Web Token (JWT) Inspector100% Client-Side

Token Structure:Header.Payload.Signature

eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IlJhZ2h1bCBEZXYiLCJlbWFpbCI6InJhZ2h1bEB0ZXh0c2ZsaXguY29tIiwicm9sZXMiOlsidXNlciIsImFkbWluIl0sImlhdCI6MTUxNjIzOTAyMiwiZXhwIjoyMDgwMDAwMDAwfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c

🛡️ Online JSON Web Token (JWT) Decoder & Inspector

Inspect and decode JSON Web Tokens (JWT) instantly in your browser. This tool separates the Header, Payload claims, and Signature for effortless debugging.

Quickly verify expiration timestamps (exp) and issue dates (iat). A live status indicator shows whether the token is currently active or has expired.

100% Client-Side and Private: Your authorization tokens and sensitive claims never leave your browser or get sent to any server.

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