🔧 Classic Marathon Infinity Mods
Classic Marathon Infinity Steam Workshop mods — browse, subscribe, and play. 107+ free mods.
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Apotheosis X
A total conversion featuring 24 levels of relentless carnage brought to life with an entirely reimag
Aleph One: Pathways Into Darkness (AOPID)
This is a port of the 1993 mac game "Pathways Into Darkness" by Bungie to the Aleph One engine. This
Fan Soundtrack: Strange Aeons, a full fan-made soundtrack by Talashar
An original fan soundtrack for Marathon Infinity, composed by Talashar. Featuring themes from Marath
Marathon: Rubicon X
Rubicon X is a free, cross platform, first person shooter that continues the story of Bungie’s Marat
Widescreen Classic HUD - Universal Edition
Widescreen version of the classic status bar HUD. Supports most scenarios! Expands the 3D game view
Tempus Irae Redux (2025)
Tempus Irae Redux is the classic Marathon Infinity scenario, remastered. This final release features
Community Freeverse Plugin for Marathon Infinity
Based on the XBLA textures for Marathon 2, this set was built off of high quality textures created b
Marathon: Istoria
Marathon: Istoria is an RPG scenario set in the Marathon universe and designed for the Aleph One eng
Marathon: EVIL
So it Begins You've played the Marathon Trilogy until your hands spasmed. You risked friendships and
Marathon Phoenix v1.4.2
A 35-level single player total conversion, featuring an entire all-new arsenal of weapons, massive l
XBLA Weapons
HD weapons from the Freeverse XBLA game Marathon: Durandal. These were included with Aleph One's rel
Durandal Done Different
- v1.0.1 : primarily fixed an evil spawn point on map 21 In celebration of the 30th anniversary of M
Marathon RED
Released September 2, 2000, Ian McConville's survival horror-esque conversion Marathon RED is widely
Goran's Textures
512x512 replacement textures by Goran Svensson. Some sets include glow and bump maps. These were inc
Goran's Landscapes
2048 pixel wide landscapes by Goran Svensson and Cryos. These were included with Aleph One's release
Mararthon: Yuge
Mararthon: Yuge is a 30 level scenario, plus 225 secret levels for many extra hours of gameplay. Yug
Siege of Nor'Korh
The Siege of Nor'Korh (v2 for Infinity) A full campaign for Marathon Infinity. It is a 6 level breac
XBLA Survival
Play the Survival solo gameplay mode from Durandal XBLA. Rack up carnage points as you face off agai
Basic Co-op
This script adds some basic quality-of-life improvements to Marathon's default cooperative play: Sha
Divine Twilight Chapter 1
You are a doll An undead with the heart of a human made to serve. You are tasked with fighting to se
Pfh'Joueur
Pfh'Joueur is a classic 19 level scenario by the late Candace Sherriff (shebob). This version, conve
Divine Twilight Prologue
A sketchy scenario with a distinct lack of color! This is both a prologue and a single level demonst
BRUTAL MARATHON
This is purely a visual plugin that adds extra gore to every monster that dies. Some monsters spill
FloatingX
FloatingX is a detailed, battle-scarred HUD inspired by the XBLA version. Art by TychoVII, scripting
Basic HUD w/ Alpha (MI)
An evil hack of the Basic HUD (as included with most A1 releases), but it has transparency, and is d
Kill Them All!
KTA is a collaborative map-making project composed of four editions made between 2006 and 2012, feat
NEFX - Marathon: Extraction Shooter (You Snost, You Lost)
In this fully soundtracked and terminaled 256-level hub-based scenario for NEFX, grab as many items
Basic HUD for Workshop Scenarios
This is the Basic HUD that comes with Classic Marathon Infinity, but enabled for all workshop scenar
Eat The Path
This is a plugin for any marathon scenario that will act kind of like GPS navigation when activated.
Bathy's Marathon Infinity Rebalance: Shapes
CURRENTLY ONLY EFFECTS NON-MERGED SCENARIOS! This Set Of Custom Physics And Shapes Seek To Make Mara
Marathon 2 Special Edition
This is Marathon 2, but with high res textures, weapons, shots, translucent liquids, AI generated la
Bathy's Marathon Infinity Rebalance: Physics
CURRENTLY ONLY EFFECTS NON-MERGED SCENARIOS! This Set Of Custom Physics And Shapes Seek To Make Mara
Feel The Noise - Talashar, M2 OST for Durandal Done Different
This is the fan soundtrack Feel The Noise by Talashar ported to Durandal Done Different scenario pla
Classic Tempus Irae (2006)
* FOR THE CURRENT NEW FANGLED VERSION, GO GET "TEMPUS IRAE REDUX" (2025)! * Over the years Nardo has
Deus Volt
"...After all, what is a metastable AI but an electric god?" You've been sent by Durandal to assist
Halatheme
A GUI theme for Aleph One inspired by menus and setup screens in Halo. Because you want a change of
Original Mac Fonts for Marathon Infinity
This mod restores the original fonts used in the Macintosh version of Marathon. NOTE: This only work
Enhanced HUD for Marathon Phoenix 1.4.2 + Crossbow Fix
This is Hopper's XBLA HUD for Marathon 2 and Infinity modified to work with Marathon Phoenix 1.4.2 a
NEFX - Marathon: Sucks
In this entire 50-level scenario from NEFX, complete with an entire original soundtrack, you navigat
Tranquil Courtyard (Map)
This map MUST be used with the Tranquil Courtyard Plugin enabled. Gameplay Notes: - Feed ducks in a
Tranquil Courtyard (Plugin)
This Plugin MUST be used with the Tranquil Courtyard map. Gameplay Notes: - Feed ducks in a relaxing
Raytraced Baked Lighting (Script)
- Enjoy the novelty of browsing existing maps with ray traced baked lighting. - Destroy light scener
Icebow
Halo-inspired HUD built between 2009 and 2012. Art by TychoVII, scripting by Hopper.
Fm's Net Map Pack v3
FRIGIDMAN's INFINITY NET MAP PACK v3 A collection of all my most popular net maps, but tweaked and a
Departure (version 2.1)
This scenario connects the end of Marathon 2 to the beginning of Marathon Infinity. It is hoped that
Megiddo Game
James Hastings-Trew's Grand Prize Winning entry into Bungie's 1997 Marathon Mapmaking Contest. Below
Community Freeverse Plugin for Durandal Done Different
***Release of M2 Plugin for the "Durandal Done Different" mod*** Based on the XBLA textures for Mara
8K Spherical Landscapes for Marathon: Istoria
These are the full resolution landscapes for Marathon: Istoria. Istoria ships with 4K versions for m
Imperium
Imperium IX is a Marathon Infinity multiplayer map pack featuring 34 maps, many of which utilize uni
Caustic Dystopia
Caustic Dystopia v1.4 is a Marathon Infinity multiplayer map pack featuring 24 maps. These maps were
Divine Twilight Chapter 2
The cycle cannot be so easily broken. Though you escaped the Night's attempt to lay claim to your mi
NEFX - Marathon: Rules - The Infinite Recombinations to the Way
In this entire 50-level scenario from NEFX, complete with an entire original soundtrack, you solve p
Yuge Definition Textures
The bigliest scenario available now has the bigliest textures imaginable to go with it! If you've ev
8K x 4K Spherical Landscapes Plugin for Tempus Irae Redux
This plugin for the Tempus Irae Redux Spherical Landscapes delivers the highest possible quality in
Red Spectrum
30 multiplayer maps, released between 2005-2007. These maps were designed using the original tools a
Starlight
50 multiplayer maps. The last version was finished in 2021. These are modern netmaps with lots of de
Rubicon X Fan Soundtrack
It Begins With A Bush... This is a fully original, built from the ground-up, 7+ hour long soundtrack
Paradise Lost
36 multiplayer maps. The final version was released in 2015. These maps were made during a period wh
Infra Apogee
Infra Apogee v2.0.0 is a Marathon Infinity multiplayer map pack featuring 20 maps. This pack feature
Pl8inum
A GUI theme inspired by the "Platinum" interface of Mac OS 8 and 9.
Encompassing
A straightforward HUD with a compass (in OpenGL mode). Works with any scenario.
ThrokPak 1
These are my first few maps that I have absolutely no business uploading here, but am doing so anywa
System Se7en
A GUI theme inspired by Apple's System 7.5, the OS where classic Marathon originally debuted. Based
Turn Based Marathon
Turn marathon into a turn based strategy game with this lua script. It cycles through the players, b
My House
My house growing up in the San Francisco Bay Area in the 2000's. Now with 100% more aliens and Bob's
Squared Away
A graphics-free HUD with a blocky aesthetic. Works with any scenario.
BRUTAL YUGE
This is purely a visual plugin that adds extra gore to every monster that dies. Some monsters spill
Ein Heldenleben
A pack of netmaps inspired by other 3D games I've played. Levels: Zora's Domain Velora Pass Egyptian
Official Unofficialmaps
3 netmaps I made in 2017. I mostly made these to play around with some crazy ideas I had. You should
Cesspi7
Cesspi7 is a pack of 7 net maps. Each consists of 77 polygons and is textured using only 7 different
COLORSPEACK
Netmaps. Most maps are one solid color and have one weapon type. The rainbow map is a little differe
Modern Modes
A pack of modern modes remade for Marathon Infinity (I believe most of these should function in othe
Pop'ems
Pop'ems is a pack of 7 high powered net maps. They all have missile launchers, shotguns, assault rif
Sovereignty
Sovereignty v1.2 is a collection of seven Marathon Infinity multiplayer maps from 2007. These maps a
Quick Six
Six classic net maps: Lupality Walleye Vision SPNKR Diarena Abacus Dime Age of Aquarius Incontinenta
You Better Move 1.2
An old map I made in 2007 for Ryoko's Map Making Contest III. From the Read Me: This is the first ma
The Beach
Made in 2000 by Nathan Trebes, the beach features a giant working beach with moving waves that come
Nathan's Pyramid
Made in 1998, this map features impossible architecture for Marathon.
Alien Theater
Made in 1998 by Nathan Trebes, this small map features a stage where you can watch aliens and bob's
Whoopin' Sounds
Heavy cinematic action sounds with a hint of Looney Tunes.
Divine Twilight JP
色が明らかに欠けている、大ざっぱなシナリオです。これは、Divine Twilight のプロローグであり、1 レベルのデモでもあります。Divine Twilight は、オリジナルのゲームとは別の
Triple Threat
A single asymmetrical Marathon Infinity netmap I made ages ago, built around the theme of three main
Total Carnage ++ 1.4
The first Physics File uploaded to the workshop. I win. Or have I lost? I've probably lost. Another
Elimination
Elimination is a round based gametype. The round ends when one person or team is left alive. When th
Cyrano de Marathon - Map
Journey back to the year 2000. Metahelion had an English class that allowed him to swap a book repor
Cyrano de Marathon - Shapes
This is the Marathon Infinity Classic Shapes / Textures file for the scenario Cyrano de Marathon. Su
Fireworks
Enjoy festive vibes from the comforts of your own computer: 1) Watching the Ball Drop (Shoot or pres
Log Ride in the Mountains
In this map, the powered water moves you along the water ride route. Along the way, there are severa
Blue Water Rapids
Made in 1996 by Nathan Trebes, this small level is a water ride. The water in the map drives you alo
Vacation at Last
You finally got time off to relax on the beach, when you're pulled back into space to help Eignub in
Marathon Bowling
In this multiplayer map, enjoy a bowling alley full of aliens! The objective is to bowl away as many
Save Bob!
The Bob's have created a new base, featuring automatic doors that open when you walk up to them. Bec
Lego Bob
Select this shapes file in Preferences -> Environment, and now the Bob's in your game will be made o
Calle de Las Sombras
A fun 5-10 minute experience. - Stay off the flashing tiles when lit to avoid activating the guardia
Big Doughnut
This level made in 1998 features a giant circle, lava pit, and walls for dodging. This level was mad
ICE Rink
Check out this Marathon ICE Rink. You slide around on the ice as you move. The rink has friendly or
Red Light
Add the gameplay of "Red Light, Green Light" to your next netgame. If you move during the Red light,
The Square
In this multiplayer map, all contestants are funneled through a weapons and ammo river, fully loaded
Cool Net Level
This multiplayer map supports up to 8 players, and is the most fun with 3+ players. It features a tr
Kill your Gondola
In this Classic Marathon Infinity level, there's a central tower surrouned by ledges from which mult
The Hill
This multiplayer Classic Marathon Infinity map features a central hill with multiple attack points,
Sky Lava Pits
This multiplayer map features multiple pits that you can fall to your eventual death in. This map is
Fabrefaction v1.1
Fabrefaction is a small collection of netmaps that are well over a decade old. They're not the most
Chasing Rainbows
A small-ish Netmap made by me . Made for 2-4 Players , Suitable for EMFH and KOTH . The hill is the
Jumping Hills
Two netscripts meant to be used with the netscript gametype. It's similar to KOTH, but the hills wil
Marathon Spanish
This is a full translation of the game, images and terminals to spanish. This has been a collaborati
How to Install Classic Marathon Infinity Mods
How do I get started with Classic Marathon Infinity mods?
Subscribe on Steam Workshop. Mods auto-download and install. Launch the game to activate.
Are Classic Marathon Infinity mods free?
Yes. All mods listed here are free downloads. We link to the official pages.
What are the best Classic Marathon Infinity mods for beginners?
Use the sort dropdown above to find the most-endorsed or highest-rated mods — these are community-tested and ready to go.