Halo Decompilation Project

Progress Report

The goal of this project is to study and create an open-source re-implementation of the original Xbox launch title Halo: Combat Evolved.
For more details, see the project README.

Project not affiliated with Microsoft or Bungie. For research and educational purposes only. Buy a copy of the game. Heck, buy two!


Percentage of .text section game code that has been re-implemented.


Call Graph

Graph of function callers and callees.

Usage: Double-click on a function node to display its call graph. Use browser back/forward buttons to quickly return to previous locations.

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Re-implemented Functions

Functions that have been re-implemented.

Address Name Actions


Functions yet to be re-implemented that are called by functions that have been re-implemented.

Address Name Actions