Thunder Client

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

Similar Tools

API Testing Platform that automatically generates unit test cases with dependency mocks from API calls
Automate API workflows. Chain HTTP requests. Validate. Zero code.
Unifying API testing, API Performance testing, API Mocks and UI 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.
Built for developers and testers alike, SoapUI is the only open source tool that covers the entire testing spectrum (functional, security, load, mocking).
Playwright enables reliable end-to-end testing for modern web apps.
Subscribe to our newsletter