This is just a basic playground preview - experience the full power inside
Collections • History • Code Export • Environment Variables & More
Ready to test
Enter a URL and click Send to see the response
See responses in real-time with syntax highlighting and formatting
No downloads, no configuration - start testing APIs instantly
Access all methods, custom headers, and detailed response data
Professional API testing tools designed for modern development teams.
Send requests in milliseconds with optimized performance and real-time response tracking.
Export requests to cURL, JavaScript, Python, Go, PHP, Ruby, Rust, Swift, and more with one click.
Never lose a request. Automatic history tracking with search and filtering.
Built-in support for Bearer tokens, Basic Auth, and custom headers.
Pre-configured templates for popular APIs like GitHub, Stripe, and more.
Import and export collections in JSON format for easy sharing and backup.
Organize requests into collections for better project management.
Use environment variables with {{variable}} syntax across different environments.
Advanced features that make you faster, more efficient, and more productive
Navigate at the speed of thought
One-click code generation
Organize like a pro
Switch contexts instantly
Keyboard shortcuts, instant code generation, and a clean interface that gets out of your way. Focus on building, not configuring.
{
"method": "POST",
"url": "https://api.example.com/users",
"headers": {
"Content-Type": "application/json",
"Authorization": "Bearer {{token}}"
},
"body": {
"name": "John Doe",
"email": "john@example.com"
}
}Join the community of developers who trust RESTerX for their API testing needs.
From concept to production in record time
Create API requests with autocomplete
Send requests and view responses
Inspect with syntax highlighting
Generate code in 9+ languages
Deploy with confidence
"RESTerX has completely replaced our old API testing workflow. The code generation feature alone saves us hours every week. It's lightning fast!"
"The best Postman alternative I've found. Clean interface, fast performance, and the keyboard shortcuts make me so productive. Worth every penny!"
"I've tried every API testing tool out there. RESTerX is the only one that feels built for developers. The environment variables feature is a game-changer!"