🔐JWT Generator
Generate signed JWT tokens with custom payload.
🆓 Free🔒 Secure⚡ Instant📱 Mobile-friendly🚫 No signup
Generate JWT tokens online for free. Set header, payload, and secret key. HMAC-SHA256 signing.
How to Use JWT Generator — Step by Step
- 1Enter the JWT payload as a JSON object (e.g. { "sub": "user123", "role": "admin" })
- 2Enter a secret key for HMAC-SHA256 signing
- 3Click 'Generate JWT' — the encoded token is created with header.payload.signature format
- 4Copy the JWT for use in API testing or authentication flows
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Frequently Asked Questions
Is this tool completely free?
Yes. All ToolNest tools are 100% free with no signup required, no account, and no watermarks added to output files.
Are my uploaded files secure and private?
All uploads use HTTPS encryption during transfer. Files are processed on secure isolated servers and automatically deleted within 2 hours of upload.
Does this tool work on mobile phones?
Yes. ToolNest works on any modern browser on iPhone, Android, tablet, or desktop — no app download or plugin needed.
Do I need to create an account?
No. Just open the tool, upload your file, and download the result. No email, no signup, no password.