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.

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

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

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

Puppeteer is a Node.js library which provides a high-level API to control Chrome/Chromium over the DevTools Protocol.

Postman is an API platform for building and using APIs. Postman simplifies each step of the API lifecycle and streamlines collaboration so you can create better APIs—faster.