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

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

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

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

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

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.