GoReplay - GoReplay is an open-source tool for capturing and replaying live HTTP traffic into a test environment.

Site24x7 - Site24x7 offers both free & paid website monitoring services. Monitor websites remotely and receive instant email/sms alerts if your website becomes unavailable. View uptime & performance graphs of your website monitors.

Testlio - Testlio is a community of expert testers that help companies release their apps with highest confidence

Dynatrace - Cloud-based quality testing, performance monitoring and analytics for mobile apps and websites. Get started with Keynote today!

Assertible - Assertible software provides you with a simple and quick way to monitor your web services. It comes with automated QA tools that users can utilize to test and monitor their web services on different platforms and environments.

Catchpoint - Catch issues before they impact your business