JWT Decoder

Decode JSON Web Tokens and view header and payload.

100% Private — Your text never leaves your browser. No data is sent to our servers.

About this tool

Decode JSON Web Tokens and view header and payload.

Common use cases

Convert text quickly with copy-ready results
Use the output in documents, scripts, or workflows
Work locally in your browser without installing software

How to use

Paste your input (JSON, regex, text, etc.).
Use the tool to format, validate, or test.
Copy or download the result.

Runs in your browser. No text is uploaded to servers.

JWT token