This is the place to post general stuff concerning the game. Want to express your love for hoplites or find people to play the game with? Want to share your stories about matches you have played or discuss historical connections to the game? These and any other topics which are related to the game, but don't have their own forums belong in this forum.
Do you have any questions about modifying the game? What will you need to do what you want to? What are the best techniques? Discuss Modifications, Map Making, AI scripting and Random Map Scripting here.
Forums for decision-making on issues where a consensus can't be reached or isn't sufficient. The committees are chosen from among the official team members, but to ensure an open and transparent decision process it's publically viewable.
True, there is nothing wrong with that, there can be good reasons to work privately, nor does one have to go public.
However, for the uninformed public, that privateness is probably the primary difference between these projects.