jwt decoder

token

header

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

payload

{
  "sub": "123",
  "name": "devbox",
  "iat": 1714529600
}

signature

signature

Decode JWT headers and payloads in the browser.

The JWT decoder displays token header and payload data so claims, expiry values, issuers, and scopes can be inspected without sending the token to a server.

useful for

Decode JWT header and payload sections
Inspect token claims locally
Avoid uploading sensitive tokens

[thedevbox]