You can get a copy here. In later releases, we'll code them to where they can take full advantage of all the UnF features. You can get a copy here, also be sure to check their main site for all of the download links. Considering every version of community-created TF Bots that we've seen, it seems like it must be almost impossible to make them behave correctly given their different classes and various tasks they would have to undertake, in a range of different situations. Even the most recent community-made TFC Bots still drown, still do foolish things.
Bots are an incredible problem.
Well one of the approaches we're taking to now is trying to have simple behaviour through the bots, complemented through the AI of the player who is the Commander. So hopefully the Commander will be giving the Bots the higher level intelligence, and we can cut down on trying to have an AI that understands everything about the game. You can read the rest here. Pick up a copy here. The UnF team have implemented a bot class selection feature that seems quite solid.