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.

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

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

WebLOAD – Performance and Load Testing for the Most Challenging Web Applications

REST API client library for .NET

Playwright enables reliable end-to-end testing for modern web apps.