| GAMELIST | Super 3-D (Software Editores) | 198x |
| GAMELIST | Sum Fun | 1984 |
| GAMELIST | Sultan's Maze El Laberinto del Sultan Sultans Maze | 1984 |
| GAMELIST | Suicida | 1985/1986 |
| GAMELIST | Sugar City (CPCRetroDev 2023) | 2023 |
| GAMELIST | Submarino | 1985/1986/1987 |
| GAMELIST | Subbuteo | 1990 |
| LITTÉRATURE | Su primer computadora personal: Como comprarla y utilizarla | 1985 |
| GAMELIST | Stroper | 1992 |
| GAMELIST | Strip-Jak | 1986 |
| GAMELIST | Strip Poker Animado Animated Strip Poker Le Strip Poker Anime | 1985 |
| GAMELIST | Stranted (Software Editores) | 198x |
| APPLICATIONS | Strad Graf (Star Graf/StarGraph) | 1986 |
| APPLICATIONS | Stockdata (Software Editores) | 198x |
| APPLICATIONS | Stock-Aid | 1984 |
| GAMELIST | Stifflip and Co Stifflip & Co | 1987 |
| SLIDESHOW | Sticky Fingers Animated | 1991 |
| GAMELIST | Stellar Run Carrera estelar  | 1984 |
| GAMELIST | Steal this Game (16TH @ CPCRETRODEV 2014) | 2014 |
| GAMELIST | Starlife Star Life | 1988 |
| GAMELIST | Stardust Star Dust | 1987 |
| APPLICATIONS | Star Watcher/Mirando a las Estrellas | 1984 |
| GAMELIST | Star Trek | 1984 |
| GAMELIST | Star Sordium | 1987/1988 |
| GAMELIST | Star Bowls | 1991 |
| GAMELIST | Sputnik | 1988 |
| GAMELIST | Spot Ghost | 198x |
| GAMELIST | Spirits | 1987 |
| PAPERMAG | Spektra CPC 1 | |
| GAMELIST | Space Trucker | 1986/1985 |
| GAMELIST | Space Traffic Trafico Espacial  | 1984 |
| GAMELIST | Space Smugglers | 1989 |
| GAMELIST | Space Phantom | 2018 |
| GAMELIST | Space Pang | 1990 |
| GAMELIST | Space Eggs | 1985 |
| GAMELIST | Space Base | 1985/1986 |
| PAPERMAG | Soria News | 1989 |
| GAMELIST | Sorcery | 1985 |
| APPLICATIONS | Sophos (Tu Micro Amstrad) | 1986 |
| GAMELIST | Sopa de Letras Tortilla de Letras | 1985/1986 |
| GAMELIST | Sopa de Letras | 198x |
| GAMELIST | Sootland | 1989 |
| APPLICATIONS | Sonitron (Amstrad Semanal) | 1986 |
| DEMOSCENE | Sonido de Helicóptero (Amstrad Personal) | 1988 |
| GAMELIST | Solo dos Deseos (Rayuela Jam 2025) | 2025 |
| GAMELIST | Solo | 1989 |
| GAMELIST | Solitario de los Espacios  | 1986 |
| GAMELIST | Solitario (Software Editores) | 198x |
| GAMELIST | Solisquare | 1987/1988 |
| GAMELIST | Soldier of Light | 1989 |
| GAMELIST | Sol Negro Soleil Noir | 1988 |
| GAMELIST | Soga | 1985/1986 |
| DISCMAG | SoftBusters 3 | 1991 |
| DISCMAG | SoftBusters 2 | 1990 |
| DISCMAG | SoftBusters 1 | 1990 |
| APPLICATIONS | Soft Sprites | 198x |
| GAMELIST | Snap  | 1984 |
| GAMELIST | Snake Eyes Ojos de Serpiente  | 1984 |
| GAMELIST | Snake Amstrad (35th @ CPCRetroDev 2015) | 2015 |
| GAMELIST | Snake (MegaOcio) | 1991 |
| GAMELIST | Small Games for Smart Minds | 2008 |
| GAMELIST | Smaily | 1991 |
| GAMELIST | Slippery | 1986 |
| GAMELIST | Sky-Reed (Amstrad Semanal) Invasion | 1986 |
| GAMELIST | Skippy | 1984 |
| GAMELIST | Skip | 198x |
| GAMELIST | Sito Pons 500 Cc Grand Prix | 1990 |
| LITTÉRATURE | Sistemas expertos para ordenadores personales: introduccion a la inteligencia artificial | 1987 |
| APPLICATIONS | Sistemas de Unidades  | 1986 |
| APPLICATIONS | Sistema Periodoco de Los Elementos  | 1985 |
| APPLICATIONS | Sistema de Ecuaciones (Software Editores) | 1986 |
| GAMELIST | Sir Fred Sirfred | 1986 |
| GAMELIST | Sir Bob | 1986 |
| APPLICATIONS | Sintetizador (G.T.S. Editorial) | 1985/1987 |
| APPLICATIONS | Sintetizador Musical | 198x |
| APPLICATIONS | Sintetizador de Voz | 198x |
| APPLICATIONS | Sin pantalla  | 1988 |
| GAMELIST | Simulador Profesional de Tenis | 1990 |
| LITTÉRATURE | Simulacion Con Ordenador (Amstrad Sinclair Ocio) | 198x |
| GAMELIST | Simon Numerico  | 1987 |
| GAMELIST | Simon Dice | 1987 |
| GAMELIST | Simon (Tu Micro Amstrad)  | 1986 |
| GAMELIST | Simon (Mundo Amstrad)  | 1987 |
| GAMELIST | Simon  | 1987 |
| SALON | Simo 86 | 1986 |
| GAMELIST | Silent Shadow | 1988 |
| GAMELIST | Sideral War | 1989 |
| GAMELIST | Ship Pilot Ship | 1988 |
| GAMELIST | Sherlock Holmes  | 1985 |
| GAMELIST | Sheepdog Trials Perro Pastor  | 1984 |
| GAMELIST | SGT. Helmet Training Day 2020 | 2020 |
| GAMELIST | Sgrizam | 1986 |
| GAMELIST | Senda Salvaje | 1990 |
| GAMELIST | Secret Code Codigo Secreto | 1985 |
| GAMELIST | Scuba Pesca Submarina  | 1984 |
| APPLICATIONS | Scroll (Amstrad User)  | 1986 |
| CODING SRC'S | Scrolling : Rápido, rápido... | 1988 |
| APPLICATIONS | Scroll Magico (Amstrad User)  | 1986 |
| APPLICATIONS | ScreenKit (Your Computer) | 1985 |
| APPLICATIONS | Screen Designer (Your Computer) | 1986 |