Yup, there are quite a few. Steam functions as the main one for the HTC Vive - obviously it's focused on games but also offers non-game utilities. Vive has Vi

Yup, there are quite a few. Steam functions as the main one for the HTC Vive - obviously it's focused on games but also offers non-game utilities. Vive has Viveport, although I honestly don't know how well that's doing. And Oculus has Oculus Home: ditto. I believe that GearVR has its own store too. Daydream does as well, but it's not accessible to most developers yet.