JWT Debugger
Decode and debug JSON Web Tokens (JWT) instantly and securely.
Header
Payload
Signature
What is JWT?
JWT (JSON Web Token) is an open standard for securely transmitting information between parties. This tool helps you decode and inspect JWT structure.
Why use this debugger?
- Instant JWT token breakdown
- No server communication - 100% secure & private
- Inspect JWT structure, signature, and claims
- Free, fast and works in your browser