Thunder Client

Hand-crafted lightweight Rest Client for testing APIs. Supports collections, environments, git collaboration and local storage.

Similar Tools

Test, scrape, generate, and automate without the pain and expense of hosting your own headless browsers.
API Testing Platform that automatically generates unit test cases with dependency mocks from API calls
Burp or Burp Suite is a set of tools used for penetration testing of web applications. It is developed by a company named Portswigger who make freely available a Web Security Academy which has a range of lessons on penetration testing.
Postman is an API platform for building and using APIs. Postman simplifies each step of the API lifecycle and streamlines collaboration so you can create better APIs—faster.
Streamline your API testing, integration testing and test data management.
Built for developers and testers alike, SoapUI is the only open source tool that covers the entire testing spectrum (functional, security, load, mocking).
Subscribe to our newsletter
We'll keep you up to date on all the testing trends.