Tilt Brush
under review
Peter Laurent
If anyone still wants this, it went open source some time ago and people have added multiplayer.
Free to download use any way you like here:
https://www.dropbox.com/s/blcvu8ehb3vvuak/MultiBrush_SteamVR_101b.zip?dl=0
Hunter Lane
under review
Peter Laurent
This has recently switched to a one-off (non-recurring) license purchase on Steam Site Licensing btw. No reason to get a per minute license now