JWT Decoder & Inspector

Decode JSON Web Tokens (JWT) locally in browser to inspect header, payload claims, and structure.

Encoded JWT Token

Header (Algorithm & Token Type)

{
  "alg": "HS256",
  "typ": "JWT"
}

Payload (Claims & Data)

{
  "sub": "1234567890",
  "name": "John Doe",
  "role": "admin",
  "iat": 1516239022
}