From the UNIFI blog:
Multi-format Support is Coming!
March 14, 2017
Yes, it is true! Multi-format support will be coming soon – we’re expecting it to arrive in Q2. What does this mean to you? If you can save an item as a file, then it can be stored, searched and found on UNIFI. That means UNIFI can be your single source for all your digital content – whether it be AutoCAD, Bentley, Civil 3D, SketchUp and more. Here’s a sample of the design platforms and content types that we will be supporting.
Stay tuned for more details!
Here's a link to the post on the UNIFI blog.