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.

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

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.

Voiden is a developer-first API client with local storage, Git-integrated, all based on markdown + offline support.

Jest is a delightful JavaScript Testing Framework with a focus on simplicity.

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