Unifying API testing, API Performance testing, API Mocks and UI testing.

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.

ReadyAPI is a low-code API testing platform for development teams that care about creating test automation across any workflow.

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

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.

Real API Design-first Development Platform Design. Debug. Test. Document. Mock. Build APIs Faster & Together.