Marathon Markup Language
From AlephWiki
The Marathon Markup Language (MML), which was created by Loren Petrich and follows XML specifications, allows the scenario designer to create animated textures, new weapons, new interface layouts, and an array of other features and modifications. Use MML to customize the game engine to meet your scenario's specific needs. MML files take place of the functionality formerly provided by modifying the Marathon/Marathon 2/Marathon Infinity engines' resource forks.
Also, you can view the latest MML Documentation directly from the Aleph One live CVS, which may contain features not present in the current official release. However, if you, as a scenario creator, are targetting a future release of Aleph One, these may be just what you need to see:
