What is Requestly?
Requestly is a modern, browser-based and desktop tool for designing, testing, and debugging APIs. Whether you’re a frontend developer testing endpoints, a backend engineer validating API contracts, or a QA professional running test suites, the API Client streamlines your entire API workflow.Send Requests
Test any REST API or GraphQL endpoint with full support for all HTTP methods
Organize with Collections
Group related APIs into collections for better project structure
Dynamic Variables
Use environment and collection variables to switch contexts seamlessly
Automate with Scripts
Write pre-request and post-response scripts in JavaScript
Why Choose Requestly?
Fast and Lightweight
Fast and Lightweight
Works directly in your browser or desktop app with no complex setup required. Start testing APIs in seconds.
Environment Management
Environment Management
Switch between development, staging, and production environments with a single click using environment variables.
Full Request History
Full Request History
Never lose a request - access your complete request history and replay any previous API call instantly.
Team Collaboration
Team Collaboration
Share collections, environments, and requests with your team through workspaces for seamless collaboration.
Multiple Auth Methods
Multiple Auth Methods
Built-in support for API Key, Bearer Token and Basic Auth authentication methods.
Core Features
Build & Test APIs
Create and send HTTP requests with an intuitive interface. Configure methods, headers, query parameters, and request bodies with ease.Send API Requests
Learn how to send your first API request and view responses
GraphQL Support
Test GraphQL APIs with query and mutation support
Organize Your Workflow
Keep your API projects organized with collections and smart grouping features.API Collections
Group related requests into collections and sub-folders
Collection Runner
Execute multiple requests sequentially for testing workflows
Dynamic Configuration
Use variables and environments to make your API testing flexible and reusable across different contexts.Variables Guide
Master environment, collection, and global variables
Environment Variables
Switch between dev, staging, and production
Variable Precedence
Understand how variable scoping works
Automate & Extend
Add custom logic to your API requests with scripts and automated testing.Pre/Post Scripts
Run JavaScript before and after requests
Tests
Write automated tests for your API responses
Generate Code
Export requests as code in multiple languages
Secure Your APIs
Configure authentication for protected endpoints with multiple auth methods.Authorization
Set up API Key, Bearer Token, Basic Auth, and more
Import & Export
Migrate from other tools or share your work with team members.Import from cURL
Convert cURL commands to requests instantly
Import from Postman
Migrate your Postman collections seamlessly
OpenAPI Import
Import OpenAPI/Swagger specifications
Export Collections
Export and share your API collections
Getting Started
Ready to start testing APIs? Follow these quick steps:Choose Your Platform
Use the Browser Extension or Desktop App. See the comparison guide to help you decide.
Send Your First Request
Navigate to API Client → Click + New → Select Request → Enter a URL and click Send. View detailed guide →
Organize with Collections
Group related APIs into collections for better project management. Learn more →
Use Variables
Set up environment variables to manage different API environments. Configure environments →
Next Steps
Quick Start Guide
New to API Client? Start here with our beginner-friendly guide
Send Your First Request
Learn how to send API requests and view responses
Create Collections
Organize your APIs into collections for better project management