To play Marathon:

Download the Aleph One engine:

Then download the data files

Unzip both, then copy AlephOne.app or AlephOne.exe into each scenario folder

If you have questions, check out the external links section on the Aleph One engine home page, or email us at marathon-support@lists.sourceforge.net

Scenario MML

If you already have these games installed (or install from the CD), please put the appropriate scenario MML in your Scripts folder so that only people using the correct scenario can join your games online.

Third Party Scenarios

Just unzip and copy AlephOne.app or AlephOne.exe into each folder

If you already have these scenarios, here's some scenario MML for them:

Replacement Textures

These are Tim Vogel's and Jay Faircloth's Total Texture Enhancement Package, converted to the new Aleph One texture formats. These textures are 1024x1024, which may be too big for video card. You can use lower resolution versions by going into the graphics preferences and reducing the wall texture quality.

Ugly