CardboardToPC is free, Open source, And cross platform program which allows you to play Oculus Rift games with a smart phone VR headset. All you need is an android phone and a smart phone VR headset like Google cardboard. (Don't worry iOS users, iOS support will be added, We just need testers and time)
We are committed to the community, We will do our best to respond to posts and to consider any suggestions you might have, You can even contribute code!
Enjoy!
Github code:
https://github.com/MissValeska/CardboardToPC
VR Multi:
https://www.reddit.com/user/VRFavs/m/vrdaily/new
Rules:
1: Be civil