Is there something like VCS for the Panda3D manual? In other words, I want to track changes in the manual.
The manual is a wiki. You can log in with a semi-secret link, as described on this thread.
I would like to strictly emphasise, though, that the guidelines on this page should be followed when editing the manual:
(It would be a good idea to mention this along with the link every time when distributing the login link to others.)