JWT Creator
Generate JSON Web Tokens with custom claims and signature
JWT Configuration
Standard Claims
Generated JWT Token
About JWT Creation
JWT Structure & Security
- • JWT consists of three parts: Header.Payload.Signature
- • Header contains algorithm and token type information
- • Payload contains claims (standard and custom)
- • Signature ensures token integrity and authenticity
- • Keep your secret key secure and use strong keys in production
- • Standard claims: iss (issuer), aud (audience), sub (subject), exp (expiration), iat (issued at)
- • Custom claims support any valid JSON structure including nested objects and arrays
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Why Choose Our JWT Creator?
100% Private & Secure
All processing happens locally in your browser. Your data never leaves your device, ensuring complete privacy and security. No server-side processing means zero data exposure.
Lightning Fast Results
Get results immediately without waiting for server processing. Our tools are optimized for speed and efficiency, delivering instant feedback as you work.
No Registration Required
Start using the tool immediately without creating an account, providing email, or sharing personal information. Just open and use.
Works Offline
Once loaded, the tool works completely offline. Perfect for sensitive environments or when internet connectivity is limited.
Developer Friendly
Built by developers, for developers. Clean interface, keyboard shortcuts, and features that enhance your development workflow.
Always Free
No hidden costs, premium tiers, or usage limits. All features are free forever, supporting the developer community worldwide.
Common Use Cases
Perfect For
Generate JWT tokens for authentication
Create test tokens for development
Generate signed tokens with custom claims
Create API authentication tokens
Test JWT-based authentication flows
Key Features
Multiple signing algorithms (HS256, HS384, HS512)
Custom claims with multiple data types
Standard claims support (iss, aud, sub, exp)
Real-time token generation
Secure client-side signing
Benefits of Using JWT Creator
Create valid JWT tokens instantly
Test authentication without backend
Generate tokens with custom expiration
No token data sent to servers
Perfect for development and testing
Frequently Asked Questions
What is JWT Creator?
JWT Creator is a free online developer tool that generate json web tokens with custom claims and signature. It runs entirely in your browser for maximum privacy and security, with no registration required.
Is JWT Creator free to use?
Yes, JWT Creator is completely free to use. There are no hidden costs, premium features, or usage limits. All tools on ToolDash are free forever for all developers.
Do I need to create an account to use JWT Creator?
No registration is required. You can use JWT Creator instantly without creating an account, providing email, or sharing any personal information.
Is my data secure when using JWT Creator?
Yes, all processing happens locally in your browser. Your data never leaves your device, ensuring complete privacy and security. We have no access to your input data.
Does JWT Creator work offline?
Yes, once loaded, JWT Creator works completely offline. All processing is done client-side, so you can use it without an internet connection.
What browsers support JWT Creator?
JWT Creator works in all modern browsers including Chrome, Firefox, Safari, and Edge. No plugins or extensions required.
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