Encoders & Converters

JWT Decoder

Inspect JWT claims and expiration without sending the token.

Input

JWT token

Decoding shows claims only. It does not verify the JWT signature. Tokens stay in this browser.

Your result will appear here.

Paste a JWT to inspect its header, payload, and expiration. The signature is not verified.

A payload with an exp claim shows its UTC expiration and whether it has passed.

Encode and decode Unicode text with Base64.

Safely encode or decode URL components.

Convert epoch seconds or milliseconds to dates.