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

Burp or Burp Suite is a set of tools used for penetration testing of web applications. It is developed by a company named Portswigger who make freely available a Web Security Academy which has a range of lessons on penetration testing.

Simulate APIs, integrations, and environments at enterprise scale.

Don’t just observe. Take action. The only app monitoring platform built for developers that gets to the root cause for every issue.

Streamline your API testing, integration testing and test data management.

Free & OpenSource REST API Testing Tool for all levels in a Test Pyramid