shellhound
GitHub ↗

utility / Auth

JWT Generator

Build and sign JWT tokens with custom claims, headers, and algorithms.

Runs locally
LOCAL WORKBENCH
Input stays in this browser
JWT Generator & Signer
100% Local
Fill valid JSON to generate...

Continue the thread

Related utilities

01
JWT DecoderDecode and inspect JWT tokens — header, payload, signature, expiry.
→02
HMAC GeneratorGenerate HMAC signatures using SHA-256, SHA-512, and other algorithms.
→03
RSA Key Pair GeneratorGenerate RSA key pairs (2048/4096-bit) in PEM format, client-side.
→

Field notes

Before you use it

Can I sign with RSA keys?+

This tool supports HMAC signing in the browser. For RSA, use the key pair generator and sign locally.