Dev tool

JWT Decoder

Decode JWT header and payload locally without sending tokens anywhere.

All free tools

JWT Decoder

Decode JWT header and payload locally with Base64URL. Does not verify signatures.

Header
{
  "alg": "HS256",
  "typ": "JWT"
}
Payload
{
  "sub": "1234567890",
  "name": "John Doe",
  "iat": 1516239022
}
JWT Decoder (Free) | ICSE Tools