About

Aleph One is the open source continuation of Bungie™’s Marathon® 2 game engine. Available for macOS, Windows, and Linux, Aleph One supports Marathon, Marathon 2 and Marathon Infinity natively. Many third party scenarios and net maps are also available.

Aleph One is available under the terms of the GNU General Public License (GPL). Download the source code.

For info about Bungie’s upcoming Marathon game, visit marathonthegame.com.


Marathon trilogy

Marathon Download Marathon for Mac OS X Download Marathon for Linux Download Marathon for Windows Available for Mac, Windows, and Linux

Marathon is a fight for survival against the Pfhor, an alien race attacking your colony ship.

Story fans: Follow the Marathon trilogy from the start.

Marathon 2: Durandal Download Marathon 2 for Mac OS X Download Marathon 2 for Linux Download Marathon 2 for Windows Available for Mac, Windows, and Linux

In Marathon 2: Durandal, you and other survivors hunt for an ancient ally to topple the Pfhor empire.

Solo play: Marathon 2 has a popular single player campaign and updated graphics from the XBLA remake.

Marathon Infinity Download Marathon Infinity for Mac OS X Download Marathon Infinity for Linux Download Marathon Infinity for Windows Available for Mac, Windows, and Linux

Marathon Infinity forces you to rewrite history to prevent the destruction of the universe.

Online play: Most multiplayer online matches are played with Infinity.


Online play

Up to 8 players can participate in multiplayer matches or co-op play. All multiplayer games are peer-to-peer and work over a LAN or, if the host is configured properly, over the Internet. You can find and chat with other players in Aleph One’s global matchmaking lobby.

If you sign up for an optional lhowon.org account, you can track your play history and compete for a spot on the monthly leaderboards.

How to join or host games online


More games

The Aleph One game engine powers dozens of community-made games, from new levels to total conversions. Experience new weapons, monsters, and storylines set inside and outside the Marathon universe. Check out some of the major scenarios, and download the Aleph One engine to play them.

Aleph One Download Aleph One for macOS Download Aleph One for Linux Download Aleph One for Windows Available for Mac, Windows, and Linux

alephone.lhowon.org is hosted by lhowon.org and mirrored at aleph-one-marathon.github.io

BUNGIE™, DESTINY™, MARATHON® and the Bungie, Destiny, and Marathon logos are either trademarks or registered trademarks of Bungie, Inc., used with permission.