Easy-to-use website monitoring and uptime monitoring service in one

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

Test, scrape, generate, and automate without the pain and expense of hosting your own headless browsers.

Uptime Kuma is an easy-to-use self-hosted monitoring tool.

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.

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