| Map | Title | Author | Players | |
|---|---|---|---|---|
| DM-(GU)-NYC-TrainRC2_UT3-Remake | (GU)-NYC-TrainRC2_UT3-Remake | Unknown | Unknown | |
| DM-G-zus_Curse | G-zus_Curse | G-zu08 | 4 to 12 | |
| DM-Gael | Gael | Unknown | 6 to 16 | |
| DM-Gael-UT3 | DM-Gael-UT3 | Unknown | Unknown | |
| DM-GaelClassic | GaelClassic | Unknown | 2 to 4 | |
| DM-GaelClassic | GaelClassic | James Schmalz | 2 to 4 | |
| DM-GaelOldSchool | GaelOldSchool | Unknown | 2 to 6 | |
| DM-Galsteen | Galsteen | Andrew "Mclogenog" Yoder | 2 | |
| DM-Gamma | Gamma | Dark_stranger | 4 to 8 | |
| DM-Gap | Gap | Michail 'Moloch' Levchinko | 10 | |
| DM-Garden | Garden Eden | Franz "McBlackJack" Marcks | Unknown | |
| DM-Gardenia | Gardenia | Biogenesis | 3 to 12 | |
| DM-GardenOfDreams | Garden of Dreams | Dante | 4 to 10 | |
| DM-Gardens | Gardens | _Lovi_ | 4 to 6 | |
| DM-Gateroom-2K7 | Gateroom-2K7 | Unknown | Unknown | |
| DM-Genesis_RC3 | DM-Genesis_RC3 | Michael "genthly" Gmür | Unknown | |
| DM-Ghardhen | Ghardhen Facility | of Remake: aLeX | 6 to 12 | |
| DM-Glacial | Glacial | Chong'moonflyer'Lee | 4 to 8 | |
| DM-GOD-Lan_Party | GOD-Lan_Party | Unknown | 2 to 16 | |
| DM-GoldDragon | GoldDragon | Samuel De Cruz (3D Artist) | 16 | |
| DM-Goliath_Beta | Goliath_Beta | j@r | 4 to 10 | |
| DM-Goo_Factory_Beta | DM-Goo_Factory_Beta | Niklas "Vergil88" Karlsson | Unknown | |
| DM-Goop! | Goop! | Roland 'Wackemall' Horvers | No | |
| DM-Goose2k9 | Goose2k9 | Bi()ha2arD | 6 to 12 | |
| DM-GoreRoom | DM-GoreRoom | Unknown | Unknown | |
| DM-Gothic-Times | Gothic-Times | Unknown | Unknown | |
| DM-Gothic2008_alpha | Gothic2008 Alpha | Unknown | 2 to 6 | |
| DM-Grand-Diablo | Grand-Diablo | Warbeast | 8 to 16 | |
| DM-Grate_World | Grateworld | Ordzo | 2 to 8 | |
| DM-Grate_World_extreme | Grateworld Extreme | Ordzo | 2 to 16 | |
| DM-Gravitation | Gravitation | Unknown | Unknown | |
| DM-Gravitator | Gravitator | Michail 'Moloch' Levchinko | 8-16 | |
| DM-Gravitator_2021 | Gravitator_2021 | Michail 'Moloch' Levchinko | 8-16 | |
| DM-Gravity | Gravity | Unknown | Unknown | |
| DM-Grendelkeep-U3 | Grendelkeep-U3 | Scott "Goose" McGregor | Unknown | |
| DM-GrendelKeep3_CE | GrendelKeep3_CE | Yemi "Jayoplus" Ajayi | 2 to 8 | |
| DM-Gretsch | Gretsch | Drummer.unr | 2 to 6 | |
| DM-Greycap | Greycap | Robert King | 2 to 8 | |
| DM-Grinder-RE | Grinder-RE | Unknown | Unknown | |
| DM-Grinder_Classic | DM-Grinder_Classic | Unknown | Unknown | |
| DM-Gritt | DM-Gritt | Unknown | Unknown | |
| DM-Gutter | Gutter | Steve "Luv-Studd" Keene | Unknown | |
| DM-GU{SquarePantsStyle}Remake | GU{SquarePantsStyle}Remake | Unknown | Unknown | |
| DM-{GGMJ}_LightDome | DM-{GGMJ}_LightDome | {GGMJ}Radon | 32 |