JWT decoder
Read the header and payload of a JWT (no signature verification).
How to use it
- Add your file or enter your values.
- Adjust the options if needed.
- Run it: the result appears at once and stays on your device.
FAQ
What is JWT decoder for?
Read the header and payload of a JWT (no signature verification).
How do I use JWT decoder?
1. Add your file or enter your values. 2. Adjust the options if needed. 3. Run it: the result appears at once and stays on your device.
Is my data sent anywhere?
No, the calculation runs entirely in your browser.
Is JWT decoder free and unlimited?
Yes, no signup, no usage limit.
Which browsers are supported?
All modern browsers, on desktop and mobile.
Does JWT decoder work offline?
After a first visit, most tools keep working without a connection.