JWT Generator
JWT Generator & Decoder
Generate and decode JSON Web Tokens (JWT) using HS256 directly in your browser.
- Generate HS256-signed JWT tokens for testing APIs.
- Decode existing JWT tokens and inspect header and payload.
- All signing and decoding happens locally.
Fill in the payload and optional secret, then click Generate JWT.
JWT Payload
Signing uses HS256 with CryptoJS. Everything happens locally in your browser — never paste production secrets on shared machines.