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

Free and open source. Solve accessibility issues before they reach your customers.

A screenshot/screenvideo tool! Also allows you to do basic alterations to the screenshots (arrows, blur, ...)

Bruno is a Fast and Git-Friendly Opensource API client, aimed at revolutionizing the status quo represented by Postman, Insomnia and similar tools out there.

Unifying API testing, API Performance testing, API Mocks and UI testing.

Checks web UI for browser compatibility (Compliance with Can I Use?)