OpenKh

This is a project centralizes all the technical knowledge of Kingdom Hearts series in one place, providing documentation, tools, code libraries and the foundation for modding the commercial games.

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Kingdom Hearts II - AI

The AI is always located into BAR archives (under the extension of MDLX, MAG, etc.). They are used as a scripting language, compiled into bytecode to comunicate with the game engine.

By courtesy of GovanifY, there is a fairly complete documentation of KH2 AI ISA available. This entire documentation is generated from his repository and it is considered the most up-to-date version.