Xonotic - Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux.
Viz4D - Viz4D helps you create top-performing web-based 3D viewer that works great on mobile and VR. It is tailored for real-time Archviz walkthrough, 3D product configurator and presentation.
Counter-Strike - Counter-Strike is a PC-exclusive FPS video game developed by Valve Corporation.
Sketchfab - Sketchfab is an industrial design software tool is useful for ideation and for beginners in the industrial design field.
Quake - Quake is a series of first-person shooter video games released by id Software.
Sketchfab VR - Explore countless user creations from Sketchfab in virtual reality.