Paul Randall released a YouTube video about the new a2+ workbench for FreeCAD.

Paul Randall released a YouTube video about the new a2+ workbench for FreeCAD. a2+ is an easy to use functional Assembly tool. It’s an add-on that can be installed in 0.17/0.18-dev from the Tools -> Addon Manager menu.
https://www.youtube.com/watch?v=mnkecA9S7kc