Coverity Scan - Find and fix defects in your Java, C/C++ or C# open source project for free
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
SonarQube - SonarQube, a core component of the Sonar solution, is an open source, self-managed tool that systematically helps developers and organizations deliver Clean Code.
XSplit - Live stream and record your content with ease & share it to streaming services like Twitch, YouTube, Facebook, Mixer, etc. Start your broadcast today.
ReSharper - ReSharper is a productivity tool for visual studio that provides tools and features to help you manage your code.
Camtasia - Camtasia 2018 makes it easy to record your screen and create polished, professional-looking videos.