| Map | Title | Author | Players | |
|---|---|---|---|---|
| DM-Radikus | DM-Radikus | Net Lizzard | s | |
| DM-RailDepot | Rail Depot | The Immortal Caleb Child | 8 to 16 | |
| DM-RailRoadRace-V2 | Railroad Race [V2] | Unknown | Unknown | |
| DM-Rankin | Rankin classic | Lordz | 2 to 8 | |
| DM-Rankin-2010 | Rankin-2010 | N00b_Zaibot | 2 to 8 | |
| DM-Rankin-Necris_beta | Rankin-Necris_beta | Pop_s | 8 to 12 | |
| DM-Rankin-UT3 | DM-Rankin-UT3 | Unknown | Unknown | |
| DM-Rapture | Rapture | Unknown | Unknown | |
| DM-Razerate | Razerate | Kevin 'sklare' Cytatzky | 2 to 4 | |
| DM-RB-Barricade | RB-Barricade | Unknown | 10 to 20 | |
| DM-RB-DemoCraft | RB-DemoCraft | Unknown | 10 to 20 | |
| DM-RB-Derelict | RB-Derelict | Unknown | 5 to 10 | |
| DM-RB-Docks | RB-Docks | Unknown | 5 to 10 | |
| DM-RB-Gray_Matter | RB-Gray Matter | Unknown | 16 to 32 | |
| DM-RB-Labyrinth | RB-Labyrinth | Unknown | 5 to 10 | |
| DM-RB-Mayhem | RB-Mayhem | Unknown | 10 to 20 | |
| DM-RB-Morpheus99 | RB-Morpheus99 | Unknown | 5 to 10 | |
| DM-RB-NewEden | RB-New Eden | Unknown | 10 to 20 | |
| DM-RB-NITP | RB-Night in the Park | Unknown | 6 to 12 | |
| DM-RB-Singularity | RB-Singularity | Unknown | 4 to 8 | |
| DM-RB-Singularity-][ | DM-RB-Singularity-][ | Unknown | Unknown | |
| DM-RB-TheEdge | RB-The Edge | Unknown | 5 to 10 | |
| DM-RB-Wasteland-SE | RB-Wasteland-SE | Unknown | 8 to 16 | |
| DM-RB-Zero-G | RB-Zero-G | Unknown | 10 to 20 | |
| DM-Red | Red | Unknown | 4 to 14 | |
| DM-Reenoc | Reenoc | René "FrozenDozer" Frassek | 2 to 3 | |
| DM-ResearchStationAlpha | Research Station Alpha | Branden Snowberger | 8 to 16 | |
| DM-Restrict_v1 | Restrict | Cr4zyB4st4rd | 2 to 8 | |
| DM-Retreat | Retreat | Steve Loiselle (Stevelois) | 2 to 8 | |
| DM-Revelation | Revelation | PASHKO | 6 to 10 | |
| DM-Revelator | Revelator | Unknown | 2 to 8 | |
| DM-ReZ-Arena-2007-final | ReZ-Arena-2007-final | Unknown | Unknown | |
| DM-ReZ-Octagon[1vs1] | DM-ReZ-Octagon[1vs1] | Unknown | Unknown | |
| DM-ReZ-The-Prophecy | ReZ-The-Prophecy | Unknown | Unknown | |
| DM-Richter-Fix | Richter-Fix | Achernar | 6 | |
| DM-Ricochet | Ricochet | Chris "v3n" Walke | 8 | |
| DM-Rigger | Rigger | Unknown | Unknown | |
| DM-RigStation | RigStation | Unknown | Unknown | |
| DM-Rioes | Rioes | Florian 'Strogg' Oswald | 2 to 4 | |
| DM-Rlyeh | R'lyeh | Michail 'Moloch' Levchinko | 8-20 | |
| DM-Rome | Rome | John Conelea | 8-16 | |
| DM-Rooftopalypse | Rooftopalypse | JimboB | Unknown | |
| DM-room | room | t8z5h3 | Unknown | |
| DM-Roughinery | Roughinery | TKBS | 2 to 12 | |
| DM-RT-Gael | Gael | Unknown | 2 to 6 | |
| DM-Rubik | Rubik | Tres "Chandler" Walsh | 4 to 12 | |
| DM-Ruins | Ruins | Samuel De Cruz (3D Artist) | 6 | |
| DM-RumplesRacewayTwisted | RumplesRacewayTwisted | Unknown | Unknown | |
| DM-Run-down_BackAlley | Run-down_BackAlley | Michail 'Moloch' Levchinko | 10-16 | |
| DM-Rustees | Rustees | Andrew "Mclogenog" Yoder | 2 | |
| DM-RVS-AntiCamper2 | RVS-AntiCamper 2 | Odedge | 5 to 10 | |
| DM-RVS-DynaCamper | RVS-DynaCamper | Odedge | 5 to 10 |