Tank Arena X is a 2-D arcade game playable by a single or multiple players. It loads all the game data from simple text files, allowing for easy modifications and creation of new levels and mods. Also, can support AI tanks using its AI engine.
Makata is a macOSX port of Zatacka a multi-player arcade game where snakes paths grow and must not intersect other paths. An ArtificialIntelligence computer player has been programmed as well.
Fully templated C++ library for Steering Behaviors of Autonomous agents (characters). The library comes as package where you can create your own behaviors using the power of templates.