Already a group has creative a variant called Open Brush.
This is great – now a community of development might spring up around the open source foundation. I previously speculated that something like TiltBrush could become a powerful tool for lighting designers to ideate in BIM projects.
Just look at this one wild example from artist Michelle Brown:
Artists like Anna Zhilyaeva have created some stunning 3D artwork.
Here is the Github archive of the code: https://github.com/googlevr/tilt-brush
And the original Tilt Brush video: