We've fixed the license for the project and merged it in:
https://github.com/facebookincubator/Keyframes/pull/32
67 karma · joined November 18, 2016
Presumably, if blender formats the composition in the supported structure and doesn't drift outside what the library recognizes and supports, it should work.
https://github.com/facebookincubator/Keyframes/blob/master/d...
I'm one of the developers at Facebook who worked on this library since its conception! Really excited to be able to share this library today! I'll be checking up here periodically and can help answer any technical questions that you have!