| Pwad | Author | Demos |
| Obituary | Denis Moeller
Thomas Moeller |
8 |
| Odessa14 | Bob Evans | 1 |
| Odyssey2 | T. E. Cannon | 2 |
| Oman | Stian Skjondal | 2 |
| Omega01 | Tomi Rajala | 14 |
| Omgpump | PumpkinSmasher | 2 |
| Oneonone | Richard J. Sham | 3 |
| Oneweek | various | 37 |
| Op-lite2 | Stephen Clark | 11 |
| Op_801 | Opulent | 8 |
| Ophase | Karthik Abhiram | 5 |
| Ophase2 | Karthik Abhiram | 7 |
| Ophase3 | Karthik Abhiram | 11 |
| Opost21 | Scott Amspoker | 3 |
| Origwad | Jeff Bird | 6 |
| Osiris | Glen Payne
Marshall Bostwick |
1 |
| Os-doa | Philip Renshaw | 1 |
| Osp | Karthik Abhiram | 2 |
| Pagb10yd | Pedro A. Gomez Blanco | 1 |
| Painevil | Tomi Rajala | 1 |
| Pamela_a | Henk Gierveld | 2 |
| Panech01 | Qingshuo Wang | 4 |
| Par-lutz | Chris Lutz | 2 |
| Paradox | Tom Mustaine | 2 |
| Parareb | Christopher Emirzian | 1 |
| Parch | Owen Lloyd | 2 |
| Pax | Ty Halderman | 3 |
| Pdgate | Alex Mayberry | 20 |
| Pd-base | Pablo Diccter | 3 |
| Pe4_dt2 | Paul Corfiatis
Kristian Aro Chris Harbin |
48 |
| Pe4m_all | Paul Corfiatis | 6 |
| Perdition's Gate | Mustaine + | 45 |
| Phm2 | Pablo Dictter | 3 |
| Phtga | Wim Vanrie | 140 |
| Pik | ? | 7 |
| Pipe | Jon Landis | 2 |
| Plant | ? | 1 |
| Play | John Cartwright | 2 |
| Poolpty2 | Gary Frewin | 1 |
| Prower's Seventh | Michael Reid | 22 |
| Prwraesw | Mike Reid | 1 |
| Prwrangl | Michael Reid | 3 |
| Punishr | Dario Casali | 24 |