| GAMELIST | Number 11 Sum Fun  | 198x |
| GAMELIST | Number game | 1987 |
| GAMELIST | Number Painter | 1984 |
| GAMELIST | Number Swop / Puzzle (Popular Computing Weekly) | 1984 |
| APPLICATIONS | Numbers  | 1984 |
| GAMELIST | Numbers Up | 1986 |
| APPLICATIONS | Numberspeech (Schneider Aktiv) | 1986 |
| GAMELIST | Numerix (Sybex)  | 1984 |
| APPLICATIONS | Numerolog (Sybex)  | 198x |
| GAMELIST | Numerus  | 1985 |
| APPLICATIONS | Nurse (CPC Amstrad International) | 1986 |
| DEMOSCENE | Nvt Cracktro | 1989 |
| DEMOSCENE | NWC - Falcon | 1989/1990/1991 |
| APPLICATIONS | NWC Demomaker | 198x |
| DEMOSCENE | NWC Intro 1 | 1987 |
| DEMOSCENE | NWC PC 1512 | 1987 |
| DEMOSCENE | NWC Remix I | 1988 |
| GAMELIST | Nythyhel: Files of the Occult | 1986 |
| GAMELIST | O Grady Says | 1984 |
| GAMELIST | O'thelo | 1985 |
| APPLICATIONS | OAX | 1986 |
| APPLICATIONS | OAX-Converter (CPC Magazin) | 1986/1987 |
| GAMELIST | Obbiettivo Visitors | 1985 |
| GAMELIST | Objectif 10000 | 198x |
| GAMELIST | Objectif Calcul CP Divisions+Addsous | 1987 |
| GAMELIST | Objectif Europe Geographique | 198x |
| GAMELIST | Objectif Monde 1: Milieux Naturels (Gerographie 6eme) | 198x |
| GAMELIST | Obliterator | 1989 |
| GAMELIST | Obsidian L'hepiss | 1985 |
| GAMELIST | Obstacle (Amstrad Games Book)  | 1985 |
| GAMELIST | Ocean Conqueror | 1988 |
| APPLICATIONS | OCP à la Loupe (ACPC n°18) | 1989 |
| APPLICATIONS | OCP à la Loupe (ACPC n°19) | 1989 |
| APPLICATIONS | OCP à la Loupe (ACPC n°20) | 1989 |
| APPLICATIONS | OCP à la Loupe (ACPC n°21) | 1989 |
| GAMELIST | Octoplex | 1989 |
| APPLICATIONS | Oddjob 3 | 1987 |
| GAMELIST | Odds | 1985 |
| GAMELIST | Odyssey | 1986 |
| APPLICATIONS | Odzyskiwanie Plików Skasowanych Omyłkowo na Dyskietce (Bajtek) | 1986 |
| DEMOSCENE | Oechtel 2 (Oechtel Demo II) | 198x |
| GAMELIST | Oel Öl | 1985/1986 |
| GAMELIST | Off Shore Warrior | 1989 |
| GAMES | Offensive US Gold advert hammered (New Computer Express) | 1989 |
| GAMELIST | Oh Mummy Resurrected | 1984/2025 |
| GAMELIST | Oh Mummy Oh Momies! Schatz der Pharaonen | 1984 |
| GAMELIST | OIK | 1988/1989 |
| GAMELIST | Oil | 1987 |
| GAMELIST | Oil Panic (CPC Revue) | 1988 |
| GAMELIST | Oil Panic (Amstrad Magazine) | 1985 |
| GAMELIST | Oink! | 1987 |
| HARDWARE | Oktett | 1986 |
| APPLICATIONS | Okviri in rešetke, Predizmere del  | 1988 |
| GAMELIST | Old Sam's Saloon Gamble Machine | 1989 |
| GAMELIST | Old Scores  | 1986 |
| GAMELIST | Old Shurehand Old Surehand | 1985 |
| GAMELIST | Ole, Toro | 1985 |
| GAMELIST | Oliver Rand  | 1985 |
| GAMELIST | Olli And Lissa 3: The Candlelight Adventure | 1989 |
| GAMELIST | Olli And Lissa: The Ghost of Shilmoore Castle | 1987 |
| GAMELIST | Olympe | 1985 |
| GAMELIST | Olympiad '86 | 1986 |
| GAMELIST | Olympic Souris | 1987 |
| GAMELIST | Omega Dimension Dimension Omega | 1989 |
| GAMELIST | Omega Planète Invisible Omega der Geheime Planet | 1987 |
| GAMELIST | Omeganea | 1986/1987 |
| GAMELIST | Omeyad | 1989 |
| APPLICATIONS | Omicron  | 198x |
| HARDWARE | Omni-Reader | 1987 |
| GAMELIST | On Cue | 1987 |
| GAMELIST | On the Bench | 1988 |
| GAMELIST | On the Oche | 1984 |
| LITTÉRATURE | On the Road to Artificial Intelligence | 1985 |
| GAMELIST | On the Run | 1985 |
| DEMOSCENE | On-Screen Effects On the CPC464 (Popular Computing Weekly)  | 1984 |
| DEMOSCENE | Onda Senoidal Tridimensional (Amstrad User) | 1986 |
| GAMELIST | One | 1986 |
| APPLICATIONS | One Dimensional Automata (Computing with the Amstrad)  | 1987 |
| GAMELIST | One Man and His Droid | 1985 |
| APPLICATIONS | One-line Entertainer | 1988 |
| GAMELIST | One-on-one | 1985 |
| GAMELIST | Onedin-Line | 1986/1987 |
| DEMOSCENE | Onzieme sonate de MOZART (CPC Revue) | 1986 |
| INFO | Opera Soft Tape Protection | 198x |
| GAMELIST | Operation Barbarossa | 1989 |
| APPLICATIONS | Operation Caretaker  | 198x |
| GAMELIST | Operation Colossus | 1985 |
| GAMELIST | Operation Gunship | 1989 |
| GAMELIST | Operation Hormuz | 1989 |
| GAMELIST | Operation Nemo | 1987 |
| GAMELIST | Operation Omega | 1985/1987 |
| GAMELIST | Operation Sertun | 1987 |
| GAMELIST | Operation Thunderbolt | 1989 |
| GAMELIST | Operation Wolf | 1988 |
| GAMELIST | Operation Wolf (version Magnum Lightphaser) | 1988 |
| GAMELIST | Operations a Trous (Jean Reingot) | 1988 |
| LITTÉRATURE | Operators and Programmers Guide for the Amstrad CPC6128 and PCW 8256 | 198x |
| GAMELIST | Opetrous | 1987 |
| APPLICATIONS | Optimizer (Computer Team) | 1985 |
| APPLICATIONS | Orakel (CPC Amstrad International) | 1987 |