Gatling is a powerful open-source load testing solution that integrates with your development pipeline. It includes a web recorder and colorful reports.

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

Best "simple" screen capturing app (Mac and Windows) because it creates animated gifs that attach to bugs easily. Simple because it works a lot like snippy to capture screen areas

Checks web UI for browser compatibility (Compliance with Can I Use?)

Fast screenshots with GIF and Twitter support.

A super fast way to QA. Browser extension for capturing and reporting bugs 20x faster. A screen capture tool.