Unity - The multiplatform game creation tools for everyone.
Camtasia - Camtasia 2018 makes it easy to record your screen and create polished, professional-looking videos.
Godot Engine - Feature-packed 2D and 3D open source game engine.
Snagit - Screen Capture Software for Windows and Mac
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.