Swagger UI allows anyone — be it your development team or your end consumers — to visualize and interact with the API’s resources without having any of the implementation logic in place

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

Free & OpenSource REST API Testing Tool for all levels in a Test Pyramid

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.

Selenium automates browsers. That's it! What you do with that power is entirely up to you.

Automate API workflows. Chain HTTP requests. Validate. Zero code.