Keycloak JWT Decoder

Local Processing

Decode and inspect Keycloak JWT tokens locally without sending secrets to a server.

Example

  • token: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1c2VyIjoiZGVtbyIsImlhdCI6MTcwMDAwMDAwMH0.signature

Output

Waiting

Run the tool to generate output.

What it does

The Keycloak JWT Decoder allows you to inspect authentication tokens and specific claims from Keycloak.

How to use

  • Open Keycloak JWT Decoder and enter the source input you want to work with.
  • Run the tool once with a small sample so you can confirm the result format.
  • Copy, download, or reuse the output in your target app after a quick verification pass.
Read Protocol Guide

Examples & Workflows

Keycloak JWT Decoder workflow

Inspect Keycloak session token claims and expiration.

Keycloak JWT Decoder team use

Verify your Keycloak integration payload structure.

Keycloak JWT Decoder quick task

Debug authorization issues locally during Keycloak development.