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.

Sonic is a platform that integrates remote control debugging and automated testing of mobile devices, and strives to create a better user experience for global developers and test engineers.

Simplifying testing workflows for developers and QA engineers with instant, privacy-first mock file generation.

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.

The Complete Continuous Testing Platform Any test. Any device. App quality without limits.

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