This framework allow you to design an Utility AI using a node graph editor provided by xNode. It is a free asset, implementation of the DILL design pattern and compatible with the Unity Engine. If you found any bugs or have any requested features please use the Issues tab.
Check the wiki for in depth informations !
As example, this is a tank arena game using Unity assets and the xNodeUtilityAI framework in order to create an AI tournament among my students :
Source code available here : https://github.com/FBast/TankArena