Hoppscotch is an open-source API development ecosystem that helps you create and test your API requests saving precious time in development.

A modern, resource-friendly REST client for Windows 10

The world’s first API testing platform that auto-generates unit test cases with dependency mocks from API calls. Using advanced AI, it simplifies test creation, debugging, and evolution, ensuring comprehensive coverage and boosting software quality.

Design, debug, and test APIs locally or in the cloud

Playwright enables reliable end-to-end testing for modern web apps.

Requestly is an open-source tool that simplifies API development, testing, mocking, and integration for developers and QAs.