| Pwad | Author | Demos |
| D1bip0_9 | Baylor Triplett | 4 |
| D2200ep1 | Andy Olivera | 7 |
| Dac11 | Mephisto | 1 |
| Dac12 | Agent Spork | 1 |
| Dac17 | Ravage | 1 |
| Daemon2 | Cameron Newham | 4 |
| Dal2 | Daniel | 2 |
| Damned_ | J.Paul Polvora | 1 |
| Dancdeth | ? | 1 |
| Dangers | Scott Hawkins | 1 |
| Dante12 | John Anderson | 1 |
| Dante25 | John Anderson | 2 |
| Dantes | John Anderson | 1 |
| Dare | Marc Locchi | 1 |
| Dark_c | Virgil | 3 |
| Dark7 | Bryant Robinson | 1 |
| Darkcvnt | Keith Phipps | 23 |
| Darkeden | Patrick artin | 1 |
| Darkening | Jan Van der Veken + | 86 |
| Darkening2 | Bjorling + | 40 |
| Darkhell | Greytale | 10 |
| Darkness | ? | 1 |
| Darkside | Michael Palomino | 1 |
| Dave | Dave Bruni | 1 |
| Dave1 | Dave Bruni | 1 |
| Daves2nd / Daves2nd_ | Dave Cameron | 2 |
| Davowads | David Ottvall | 9 |
| Db_qad | Justin James | 1 |
| Dbase | Bruno Vergilio | 2 |
| Dbpyrdm | David Merrill | 1 |
| Dbuildk | Kyle Klukas | 1 |
| Dc | Troy Mann | 1 |
| Dchronix | Anthony Soto | 1 |
| Dd1 | Aldo Galimberti | 1 |
| Dds1a | Don Smith | 1 |
| De2106 | ? | 1 |
| Deadbase | ? | 1 |
| Deadman1 | Rick Troppman | 1 |
| Deadmen | Adam Windsor | 4 |
| Deadrun1 | Greg Springer | 1 |
| Deadzone | Colin Dickens | 1 |
| Death | Eric Falsken / Ryan McGrail | 1 |
| Deathrevealed | Mattias Johansson | 1 |
| Debut | Nick Townsend / David Singer | 1 |
| Deepatak | Jack 'Deep' Vermeulen | 1 |
| Deeps | Enrique L¢pez | 1 |
| Degenrte | ? | 1 |
| Deimoscc | Tobias Münch | 1 |
| Deleted | Russell Pearson | 6 |
| Dem | Donald E. Messer | 10 |
| Demonipa | Andy Badorek | 2 |
| Demonizd | NokturnuS | 4 |
| Demonse | Rich Carlson | 1 |
| Dentil | Tim Williams | 1 |
| Despair | Paul Thureen | 1 |
| Destiny1 | Ron Pollard | 1 |
| Deth1 | Andre Lucas | 1 |
| Detharna | Mike Treffry | 1 |
| Dethwish | Rich M. Sham | 1 |
| Deus | ? | 1 |
| Dft | Karthik Abhiram | 2 |
| Dg-core | Dave Swift | 4 |
| Diabolos | Thomas Cannon | 2 |
| Dickie01 | Richard Wiles | 1 |
| Dickie02 | Richard Wiles | 1 |
| Dickie03 | Richard Wiles | 1 |
| Dickie04 | Richard Wiles | 1 |
| Dickie05 | Richard Wiles | 1 |
| Dickie06 | Richard Wiles | 1 |
| Dickie09 | Richard Wiles | 1 |
| Dickie10 | Richard Wiles | 1 |
| Dinner | Damian Pawlukanis | 2 |
| Diopatra | Eddie Nguyen | 1 |
| Dismem | Mike Watson | 2 |
| Djw11wad | Don Wood | 1 |
| Dm_tpa_1 | Tom Boyles | 1 |
| Dm2purge | James Wilson | 1 |
| Dmdjm01 | Derek Mac Donald | 4 |
| Dmfen | Sean Briggs | 2 |
| Dminator | Rob Ganshorn | 43 |
| Dmkat | David & Kathy Bruni | 1 |
| Dmonfear | Adam Windsor | 58 |
| Dmturm | Nicholas Bell | 2 |
| Dna_tech | Doug Ryerson | 1 |
| Dodead | Jan Van der Veken | 22 |
| Domian | ? | 1 |
| Doom3v1b | Tom Grieve | 2 |
| Doomcity | Shamus Young | 1 |
| Doomgirl | ? | 1 |
| Doorland | B.R.P.D. | 8 |
| Doorlite | Dimiter Georgiev | 1 |
| Dot | Matt Tropiano | 69 |
| Dothejob | Michael Krause | 2 |
| Dr1-full | Russell Pearson | 1 |
| Drdoom | ? | 1 |
| Dreadful | Pawel Zarczynski | 2 |
| Dslvl2 | DarkSoul | 1 |
| Dsnacks | Erik Alm | 27 |
| Dsrevted | Wim Vanrie | 4 |
| Dsv4_rvltinL | Samuel Villarreal, Yves Allaire
Midway INC. |
1 |
| Dv | Huy Pham | 13 |
| Dwspd001 | various | 20 |
| Dwspd002 | various | 21 |
| Dwspd003 | various | 16 |
| Dwspd004 | various | 23 |
| Dwspd007 | various | 17 |
| Dwspd008 | various | 6 |
| Dwspd013 | various | 1 |
| Dwspd014 | various | 1 |
| Dwspd015 | various | 3 |
| Dwspd016 | various | 17 |
| Dwspd017 | various | 7 |
| Dwspd019 | various | 1 |
| Dxem | Andy Leaver | 1 |
| Dyst3 | Anthony Czerwonka
Iikka Keranen |
13 |
| Dyst301 | Anthony Czerwonka | 1 |