The ferryman to Hell (aka CAD version control). Provides integration with git for SolidWorks parts and assemblies. Fully integrated with Hades
See the CUSF wiki page on Charon.
There are a lot of possible edge cases, so this could still be a little rough around the edges. Please open an issue if anything isn't working quite as expected, or if there are ways that you think we could improve your workflow any more.