Classic Marathon
Bungie's classic sci-fi FPS revived for modern hardware by the fans!
Published in October 1st, 2025.
Classic Marathon is a science fiction first-person shooter where you deal with hostile aliens and artificial intelligences with secret agendas aboard a ship and also the updated version of Marathon, a popular Mac shooter from the 1990s, created by Aleph One Developers over their own engine
Before the likes of Halo: Combat Evolved and Destiny, Bungie created the FPS series Marathon, which nowadays lived on as an open source project called Aleph One and is now it’s available on Steam as Classic Marathon.
It was published on May, 10 2024 by Aleph One Developers themselves and made available to Windows and modern Mac systems (it also does seem to run quite nicely with Proton 9.0). It is a free downloadable game, with easy install/uninstall, that promises the original experience with optional advances which include better quality-of-life features. It also features multiplayer modes.
Video
Above, we have the official Classic Marathon‘s Steam trailer.
Synopsis
Alien forces have boarded the colony ship UESC Marathon in the Tau Ceti system, in orbit around humanity’s first interstellar colony. The situation is dire, and as a security officer assigned to the Marathon, your duty is to defend the ship and its crew from the alien threat.
Presentation
This classic 1994 Bungie FPS had a foundational influence on the genre, and is now maintained by the fan community. Experience authentic game play using the original data files, with optional widescreen HUD support, 3D filtering/perspective, positional audio, and 60+ fps interpolation, just in case the original is too authentic.
Classic Marathon is powered by the Aleph One engine, which is available under the terms of the GNU General Public License (GPL) Version 3.
Attention: this game may contain content not appropriate for all ages or for viewing at work, such as frequent or detailed violence and other unspecified mature content.
Screenshots
More info and FPS
Download Classic Marathon
- Download (direct link or new window)
- Size: 100 MB
- License: Free to play
- Platform(s): Windows and Mac (64-bit)
- Developer and/or publisher: Aleph One Developers
- Categories: Action, Classics, Games for download, Shooting
- Tag(s): 1st-person, Aliens, Animated Violence, Download, Exploration, Halo, Multiplayer, Multiplayer Online, Sci-Fi, Space, Spacecrafts
- Views: 12