Thunder Client
Hand-crafted lightweight Rest Client for testing APIs. Supports collections, environments, git collaboration and local storage.
Similar Tools
Mockoon is the easiest and quickest way to design and run mock REST APIs.
Testing and validating REST services in Java is harder than in dynamic languages such as Ruby and Groovy. REST Assured brings the simplicity of using these languages into the Java domain.
Unifying API testing, API Performance testing, API Mocks and UI testing.
The Complete Continuous Testing Platform Any test. Any device. App quality without limits.
HyperTest is a no-code test automation tool that regresses all your APIs by auto-generating integration tests using your network traffic, also giving a way to reproduce these failures inside actual user-journeys.
BearQ continuously tests your app, reducing test maintenance and uncovering gaps scripted tests can miss.
Team of 5 or fewer? TestRail now starts at $22/user. Test case management, defect integrations, reporting, and more.
With servers in >250 cities around the world, check your site for localization problems, broken GDPR banners, etc.
Wrong arguments, duplicate calls, skipped checks. Learn how to validate every action your MCP agent takes.