Developer
JWT Generator for Testing
When building APIs, you need sample JWTs to test auth middleware. Generate HS256 tokens without a backend script.
Open JWT GeneratorTry it now
Security
Never use production secrets. Use throwaway dev keys only.
How to do it
- Set a dev secret.
- Edit payload claims.
- Generate and copy token.
- Decode with JWT Decoder to verify.
Frequently Asked Questions
- Can I verify signatures?
- This tool generates tokens; use your API or library to verify in production.