Decode and inspect the header and payload of a JSON Web Token.
How to Use This Tool
1. Paste your JSON Web Token (JWT) into the input field. 2. Click 'Decode JWT'. 3. The decoded header and payload will appear in separate output fields below.
About This Tool
The JWT Decoder is a client-side utility that performs its function directly in your browser. Your data is never sent to a server, ensuring maximum privacy and speed.
Frequently Asked Questions
Is this tool free? Yes, all tools on gobase64.com are completely free to use.
Is my data safe? Yes, your data is processed locally in your browser and is never sent to our servers.