Virtual Desktop - Use your computer in VR
VRidge - Play PC VR games inside your mobile VR headset.
TrinusVR - TrinusVR connects your Android phone to your PC so you can play your PC games in virtual reality.
VorpX - vorpX let’s you play your favorite games on Oculus Rift and HTC Vive in Stereo 3D. Many features are specifically tailored towards VR for the best possible experience on your VR headset.
BigScreen VR - Your desktop in virtual reality, with friends; play games, watch movies, and hangout in VR.
ALVR - Air Light VR - ALVR is an open source remote VR display for Gear VR and Oculus Go.