nvidia Omniverse

Did you had a look at nividas omniverse?

Omniverse is based on Pixar’s widely adopted Universal Scene Description format, the leading file interchange descriptor between 3D applications used in the industry. The platform also uses Nvidia technology such as real-time photorealistic rendering, physics, materials and interactive workflows.

https://siliconangle.com/2015/08/10/pixars-universal-screen-description-software-is-going-open-source/

In a nutshell:

I know, omniverse is still in its beta, but might become a game changer for the whole industry. Server Side Rendering, Collaboration and a shared scene graph with access from various tools adding (and changing) the same shared scene graph opens a new universe of possibilities.

nvidia is partnering with the "big" players, but since its based on the Universal Scene Description, there could be a chance to participate. As far as I understood: if you manage to connect EyeShots scene graph to the USD scene graph (which is open source by the way) ...