Mods / Multiplayer

• SStandoff AI Battlefield | Endless AI Warby III AVIATOR IIIMy next modded map is now complete! If you like AI war maps, this one is definitely for you and a must try. The Covenant are attacking a UNSC missile launch site during their invasion of Earth, and groups of Marines, ODST’s, and even Spartans are on their way to help repel the trespassers. This m...7.6k downloadsupdated 3 mo ago
• AAerialby FubihEver wondered what Halo would've been like if it was more of an arena shooter? Aerial does that by adding advanced movement through sliding, melee boosting, shotgun boosting and jump pads. On top of that there are shield pick ups, and a whole new weapon set to frag your enemies with. The followin...7.5k downloadsupdated 20 mo ago
• TThe Ark - Campaign Forgeby 76561198417014698forge in campaign for halo 3, but only for The Ark IMPORTANT to play on UNSC team, be on green team. player can use elites, but they don't have all animations, so they hold some weapons incorrectly and can't use some vehicles at all. Key Combos melee + zoom = ai ignore player melee + jump + grena...7.3k downloadsupdated 2 y ago
• AAvalanche AI Battlegroundby 76561199260656619AVALANCHE AI BATTLEGROUND Have you ever wanted to fight alongside brutes? or perhaps join the flood? or just have every faction battle it out in a FFA? well this is the mod for you! this includes all the AI from Campaign that you can spawn right through the forge menu! now with pathfinding. **You...7.3k downloadsupdated 9 mo ago
• SSandtrap AI Battlefield | Endless AI Warby III AVIATOR III”The multiplayer match has ended. Dusk is setting in on Sandtrap, with the sandstorm dying down, and the blazing hot temperatures of the afternoon letting up for the evening. Little do the remnants know that Sandtrap about to heat up in an entirely new way. A Covenant Battle Cruiser has just ente...7.0k downloadsupdated 14 mo ago
• HHalo Reach Infiniteby 76561198453476710About the mod size... Well, there's nothing I can do. 关于mod大小……我不到啊。 Infinite's assets are awesome and keep fascinating me, so I decided to port them to somewhere more useful. About grappleshot, you can only use it to pull yourself to the destination, nothing else, and it works badly in coop or f...7.0k downloadsupdated 13 mo ago
• CCE Digsite Multiplayerby 76561199177810252*READ BEFORE PLAYING* This mod includes custom game type settings that can be toggled in the pre-game options menu. Please see the "Vehicle Options" sections to customize your experience to your liking, and always play with the "Classic" hud style enabled for custom huds to appear properly. Many...7.0k downloadsupdated 1 mo ago
• DDiamondback AI Battlefield | Endless AI Warby III AVIATOR IIIWith the release of more maps for Halo 3 in the mod tools, I couldn’t resist picking out Diamondback and creating a fun AI war with it! I do apologize for the reduced amount of mods as of late, but I can assure you this one was definitely worth the wait. UNSC and Covenant forces are engaged in an...6.9k downloadsupdated 14 mo ago
• HHalo: Covenant Editionby 76561198881117565Play as a Grunt! Defeat the Cyborgs! Learn the truth about Halo from behind the scenes in this role-reversal play-as mod. See Covenant in idle state and explore. Now with multiplayer!6.8k downloadsupdated 7 mo ago
• OOperation Whiteout | An Avalanche AI Warby III AVIATOR IIIOperation Whiteout | An Avalanche AI Battle *Mod updated with compatibility for the September 17th, 2025 MCC patch.* "While the Master Chief was headed to High Charity's remnants to retrieve Cortana, the last remaining members of Truth's forces have flocked to the new Halo in search of a refuge....6.7k downloadsupdated 5 mo ago
• BBoneyard AI Battlegroundby 76561199260656619BONEYARD AI BATTLEGROUND Re-create Halo's mightiest battles in forge today with the mod Boneyard AI Battleground, featuring more than 180+ AI Variants that you can spawn right through the Forge Menu, Control The Covenant or UNSC in the skies or on the ground, which includes proper pathfinding. **...6.5k downloadsupdated 10 mo ago
• BBadlands AI Battlefield | Endless Halo 3 AI Warby III AVIATOR III“All out war has broken out in one of the Ark's arid wastelands. Keep your preferred heavy weapon handy. Large scale AI combat on a fresh locale that's bound to please!” *Mod fully updated to function with the September 17th, 2025 patch of Halo: MCC. Welcome to my next AI War project. It has been...6.2k downloadsupdated 14 mo ago
• HHemostasisby RejectedShotgunHEMOSTASIS Hemostasis is a fully custom BTB map inspired by Coagulation. Designed for 6v6 and 8v8. Smaller lobbies will work just fine, but the gameplay will be slower. New features: Assault Rifle Magnum Pelican All the new features are designed for multiplayer gameplay, including the Pelican whi...6.1k downloadsupdated 20 mo ago
• Tthe covenant - Campaign Forgeby 76561198417014698forge in campaign for halo 3, but only for The Covenant IMPORTANT forging for final section is screwed up, from third tower to the ending, placing forge objects is only possible at the final hornets section, placing anything will result in the player being sent to oblivion. I do not recommend pla...6.1k downloadsupdated 3 y ago
• Hhalo 3 odst - Campaign Forgeby 76561198417014698IMPORTANT to see hands, you need to set the player customisation character to the Rookie. to play on unsc team, be on green team. don't skip cinematics, will remove fx sounds and might crash the game. mod includes all default forge stuff and: somewhat working level progresion (cinematics, ai batt...5.9k downloadsupdated 3 y ago
• SSanctuaryby NeckzillaThis is the original Halo 2 map reimagined for Halo 3. Enjoy Sanctuary in higher fidelity and in the artystyle of Halo 3.5.9k downloadsupdated 14 mo ago
• HHalo 2 Map Pack for Halo 3by BlackandfanThis is a small collection of all my ported Halo 2 maps. Included are: - Waterworks - Burial Mounds - Containment - Anchor Point - Colossus - Backwash - Convergence Check out this workshop item for more wip maps Credits: - byzantineisroman for his tracking rocket launche and dual wielding needler...5.9k downloadsupdated 13 mo ago
• RResuscitationby Aerial DaveResuscitation is a recreation of Coagulation from Halo 2, brought into Halo 3. It is meant to be as faithful as possible to the original, while updating the visuals, and incorporating Halo 3 sandbox elements.5.8k downloadsupdated 7 mo ago
• HHalo 3 ODST Multiplayer Mapsby KrevilHalo 3's Multiplayer maps in ODST Contains the following maps: Rat's Nest Ghost Town Standoff Narrows Construct The Pit High Ground Guardian Isolation Valhalla Epitaph Sandtrap Snowbound Foundry Last Resort Additional DLC maps have been omitted due to their ODST versions being incomplete or havin...5.8k downloadsupdated 14 mo ago
• BBigass V3by aLTis94Large human themed BTB map with custom weapons and vehicles. This is a simplified port of the Custom Edition mod and it's missing many of the advanced features it has there. You can sprint using the flashlight. The mod includes 5 maps: -Bigass Day -Bigass Night -Bigass Snow -Bigass Autumn (a smal...5.8k downloadsupdated 3 y ago
• RRampancy Map Pack - Halo 2's 20th Anniversary Celebrationby Delta 905Rampancy Map Pack 3 Multiplayer Maps in honor of Halo 2's 20th Birthday! In Amber Action (Boarding Action Remake) Two In Amber Clads meet outside of Delta Halo. Only one can remain! No more ladders or teleporters. Instead ramps, lifts, and mancannons! Recommended Gametypes: Snipers, Rockets, Brut...5.7k downloadsupdated 13 mo ago
• TThresholdby 76561199068277244In orbit around the immense gas giant planet Threshold, in the Soell system.. Lies an area know as the "Exclusion Zone".. Where remnants of "The Holy Ring", once known as Installation 04, can be found.. Now, a large and hazardous debris field is all that remains.. Your squad has been sent to gath...5.7k downloadsupdated 14 mo ago
• FFrontier - Halo Wars Inspired Battlefieldby 76561198371658834This map is inspired by the map Frontier from Halo Wars 2. While it is no where even close to being an exact replica, it takes many ideas from it. This mod includes a ton of custom made vehicles from Halo Wars or other Halo games. It is recommended you play with a large lobby. Some of the content...5.6k downloadsupdated 3 y ago
• Tthe storm - Campaign Forgeby 76561198417014698forge in campaign for halo 3, but only for The storm IMPORTANT to play on UNSC team, be on green team. player can use elites, but they don't have all animations, so they hold some weapons incorrectly and can't use some vehicles at all. game might DURING SCARAB FIGHT Key Combos melee + zoom = ai i...5.4k downloadsupdated 2 y ago
• HHalo 4: forge island arsenal+by 76561199222107720This is for the Halo 4 lovers and people out there, Arsenal+ adds a whole lot of vehicles to forge island! THIS IS AN ALPHA RELEASE OF THIS MOD!!!11! EXPECT BUGS, CRASHES AND ODDITIES This is my first halo mod ive ever made, theres more to come in the future once i get better at using the tools a...5.3k downloadsupdated 12 mo ago
• FFrycookby RoxanneBattle for Bikini Bottom's fast food industry! 2-8 Players What started off as me learning the Blender tools for map making turned into a simple, yet somewhat polished Spongebob themed map for Halo CE. NOW updated with better audio, fixes, visual tweaks, and AI support!* *AI will not sync for onl...5.3k downloadsupdated 20 mo ago
• FFloodbound - A Halo 3 AI Warby III AVIATOR III"In an arctic wasteland with sub zero temps, a remote Covenant outpost and its garrison have no idea of the horrors that await them. The cold will be the least of your worries." *Mod updated to be fully compatible with the September 17th, 2025 patch of the MCC.* My final map of 2023 is finally he...5.3k downloadsupdated 14 mo ago
• HHCE Ultimate Playable Marine Experienceby 76561199006368172Play through the campaign as a marine with the most authentic marine expirience to come to combat evolved. With no shields to save you, a lacking hud you must face a foe of stronger in every way, and now put your boots on the ground in an incredibly unbalance marine multiplayer.5.3k downloadsupdated 3 y ago
• NNOT ENOUGH FORGE WORLDS #BringHaloModsToXboxby Connor DawnHow many Forge Worlds do YOU have? NOT ENOUGH. The classic mod, 4 years later. This transforms Forge World into a drizzly paradise for any rain lovers. This includes re-baked lighting to add an overcast feeling, cloud cover slowly dragging across the land, rain sounds that change with the range i...5.2k downloadsupdated 12 mo ago
• IInstallation 04 AI Battlegroundby 76561199260656619INSTALLATION 04 AI BATTLEGROUND Re-create Halo's mightiest battles in forge today with the return of the popular map mod "Installation 04 AI Battleground" which has now been Revamped and Unbroken! This time featuring more than 180+ AI Variants that you can spawn right through the Forge Menu, Cont...5.2k downloadsupdated 10 mo ago
• HHalo CE 1749by NervyDestroyerThis is the 1749 beta build of Halo: Combat Evolved fully brought to the Master Chief Collection. 1749 is a pre-release version of Halo CE dated for August 15th 2001, 3 months before the final Xbox release. Despite being so close to the release date, this build will look and feel wildly different...5.1k downloadsupdated 14 mo ago
• HHalo Covenant Edition - Jackal's Journeyby Glitch_Hop the MalwarePlay as a Jackal on Covenant team, and uncover the truth to Halo's secret power. Now with multiplayer. Crouch to use your shield.5.0k downloadsupdated 10 mo ago
• EExtinction AIby HUKBy: Mysterion (08/09/2008) This map is an Extinction varient with AI Bots - Covenant Elite (Red) vs. Marines (Blue). Several improvements have been made to the map, including mods to scenery, vehicles, portal locale, etc. Some scenery, weapons and vehicle tags had to be removed to make room for A...4.7k downloadsupdated 20 mo ago
• LLockoutby NeckzillaThis is the original Halo 2 Lockout as you remember it, with updated with visuals so it fits Halo 3. Enjoy! My next maps will be Warlock (soonish) and Beaver Creek. All with updated visuals to match Halo 3's.4.7k downloadsupdated 14 mo ago
• DDynamisby killzone64A Covenant hydropower facility continues to function despite sub-zero temperatures freezing most of the equipment. 4-12 players. Special thanks to Fritzster and ShmeeGrim for help with weapon placement and wrangling the Halo 3 spawn system. Thanks to Ludus for assistance with UV and texture work.4.6k downloadsupdated 1 mo ago
• CChiron Stationby Delta 905A Halo 2 Classic remake of the hectic, fun Chiron TL-34 from Halo: CE. Themed after Halo 2's campaign mission Cairo Station. Made by Delta Rampancy. Forget about those adjustments to your A2 scope! Grab a shotgun and prepare for chaos.4.4k downloadsupdated 13 mo ago
• RResident Evil 4 - Villageby Glitch5970Resident Evil 4 - Village ported to Halo 3 (Osmund Saddler is used as a custom playermodel!) Some textures from the RE4 HD project If you guys want me to port any other RE4 maps to a specific Halo game and/or have any issues with this map feel free to let me know!4.4k downloadsupdated 3 y ago
• FForge World Cinematic Versionby GammaZedAdds large fleet vehicles from the UNSC and Covenant. Also adds placeable sound and visual FX and extended bounaries.4.3k downloadsupdated 13 mo ago
• GGammaZed's Custom Forge Worldby GammaZedCustom Forge World, More Vehicles, No Water, Very Extended Boundaries SCARAB: The scarab has two versions "scarab" and "scarab_experimental". Use the change weapon button to activate head gun. - Scarab: Moves (glides) around mostly on flat surfaces, always animates walking forward, has proper col...4.2k downloadsupdated 13 mo ago
• RRabid's Covenant Conscriptionby sofasleeper5Play as Grunts, Jackals, Brutes, Buggers, and Hunters in action-packed human vs Covenant multiplayer PvP gametypes! This mod upgrades Rabid MagicMan's popular gametype mods, which have been meticulously balanced over the years on MCC's custom games browser (CGB). The following Rabid Mods gametype...4.2k downloadsupdated 19 d ago
• YYoyorast Islandby Ghost0901A highly convoluted Island complex4.2k downloadsupdated 19 mo ago
• HHalo 4 D77-TC Pelicanby eepeepoopoopHalo Reach's iconic pelican design, now in Halo 4. Not just a simple port, this mod contains numerous new features and upgrades, making use of all the new vehicle features that H4 provides. From dynamic physics doors to proper interior lighting, this is the best pelican I could possibly make! Thi...4.1k downloadsupdated 20 mo ago
• Ttsavo highway - Campaign Forgeby 76561198417014698forge for the campaign mission "tsavo highway" IMPORTANT to play on UNSC team, be on green team. player can use elites, but they don't have all animations, so they hold some weapons incorrectly and can't use some vehicles at all. Key Combos melee + zoom = ai ignore player melee + jump + grenade t...4.0k downloadsupdated 3 y ago
• BBBC: Cursed Multiplayer Map Packby xSoMuchPotxOh c'mon, man...! I thought we were done with this...!? Cursed Halo Again Multiplayer Map Pack Game Features • Multiplayer: Practice against bots with Cursed Halo Again's multiplayer maps as the official BBC Map Pack (Solo recommended, additional players not local to the host will experience AI d...4.0k downloadsupdated 2 mo ago
• WWarlockby NeckzillaHalo 2 Warlock is now back with upgraded visuals to match Halo 3. Like Lockout and Sanctuary, the idea was to bring Halo 2's Warlock to Halo 3 while maintaining all of the original jumps and sightlines of the original map. For you trick jumpers you might even find some new jumps and shortcuts aro...3.9k downloadsupdated 14 mo ago
• HHalo CE - Asceticby aLTis94Ascetic is a small symmetrical multiplayer map designed for 4-6 players. Best played on CTF and KOTH but other game types can be fun as well. The map was originally being made back in 2015 after I had a dream of a small map similar to Sandtrap. I didn't think the map worked well so I stopped work...3.9k downloadsupdated 3 y ago
• TTiny Haloby aLTis94Ever wondered what it's like to go around the whole Halo ring? Now you can do just that in a tiny and jank experience! About the mod Tiny Halo is a small mod featuring a campaign level and a multiplayer map. You can walk around the entire Halo ring, from all directions, as well as float away in s...3.9k downloadsupdated 8 mo ago
• HHalo Effect Demo (Old Reach Ver.)by MythicJaquiThis mod is my attempt at "Haloifying" the Mass Effect series. That means I'll be taking weapons, vehicles, and abilities from Mass Effect to craft a Halo experience with. Demo/Testing Stuff - Level geo is extremely simplistic since these two missions were mostly for testing out scripts so expect...3.9k downloadsupdated 13 mo ago

767 multiplayer mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.