Fully integrated API and web service testing capabilities that automate end-to-end functional API testing.

Use Espresso to write concise, beautiful, and reliable Android UI tests.

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

Mockoon is the easiest and quickest way to design and run mock REST APIs.

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

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.