| DEMOSCENE | In the army now (DevilMarkus) | 2022 |
| GAMELIST | Indigo Game (22th CPCRetroDev 2018) | 2018 |
| GAMELIST | Infector | 2020/2019 |
| GAMELIST | Infil/Traitor | 1982/2000/2021 |
| DEMOSCENE | Infinite (Goblinish) | 2014 |
| GAMELIST | Inside the Anthill (CPCRetroDev 2021) | 2021 |
| HARDWARE | Integration HxC avec Adaptateur Dualshock - CPC | 2012 |
| SLIDESHOW | Interceptor (Demodulation 2021) | 2021 |
| HARDWARE | Interface - M4Board / M4 Wifi | 2016/2017/2018/2021 |
| HARDWARE | Interface - M4Board clone (Piotr Bugaj) | 2025 |
| HARDWARE | Interface - USIfAC II | 2020 |
| HARDWARE | Interface Amstrad DDI-1 Compatible (Clone DDI-1) | 2014 |
| HARDWARE | Interface CPCbooster | 20xx |
| HARDWARE | Interface Debug - Multiface 2 Dual | 2015 |
| HARDWARE | Interface Rom - Bryce - Megaflash | 2010/2011 |
| HARDWARE | Interface Rom - Flash Gordon | 2012 |
| HARDWARE | Interface Rom - MegaROM (Bryce) | 2010/2011 |
| HARDWARE | Interface Rom - MegaROM (Dazza Electronics) | 2023 |
| SLIDESHOW | Interlaced 800x600 (2nd @ Reset 2011 Graphics competition) | 2011 |
| GAMELIST | Into The Darkness (CPCRetroDev 2021) | 2021 |
| DEMOSCENE | Intro Alchimie 2007 | 2007 |
| GAMELIST | Invade Space (36th CPCRetroDev 2018) | 2018 |
| SLIDESHOW | Invaders (Forever 2019) (2nd @ Other 8-bit Graphics compo) | 2019 |
| GAMELIST | Invasión a Marte (19th @ CPCRetroDev 2019) | 2019 |
| GAMELIST | Invasion of the Zombie Monsters | 2013 |
| SLIDESHOW | InversiO 8102 (4th @ Revision 2018 Oldskool graphics) | 2018 |
| DEMOSCENE | Invitro Benediction Coding Party #5 | 2025 |
| EMULATION | Ios - iCPC | 2019 |
| APPLICATIONS | Irom ROM | 2002 |
| DEMOSCENE | Iron Demo 2: Walking On a Scroll (Hard'Os)  | 2000 |
| GAMELIST | Iron Sphere | 2006 |
| GAMELIST | Ishido (Arkos) | 2005 |
| GAMELIST | Island | 2002 |
| APPLICATIONS | Isolation Jokes | 2020 |
| DEMOSCENE | Isometrikum (1st @ Revision 2018 Oldskool intro) | 2018 |
| GAMELIST | ISS Emergency | 2019/2018 |
| SLIDESHOW | Istanbul Amstrad CPC Dream (10th @ Amstrad Ascii 2021) | 2021 |
| GAMELIST | Istradarion (37th @ CPCRetroDev 2020) | 2020 |
| DEMOSCENE | It Sucks | 2006 |
| DEMOSCENE | Ivanhoe for Amstradiens | 2023 |
| DEMOSCENE | Ivy (Goblinish) | 2015 |
| DEMOSCENE | J'ai Pé-Télécran (4th @Revision 2024 Oldskool 4K Intro) | 2024 |
| GAMELIST | Jack the Ripper | 2018/1985 |
| GAMELIST | Jack's Bubble Island (22th @ CPCRetroDev 2019) | 2019 |
| GAMELIST | Jackstrad (12th @ CPCRetroDev 2019) | 2019 |
| GAMELIST | Jarlac (2nd CPCRetroDev 2018) | 2018 |
| CODING | Java-Z80Assembler | 2010 |
| EMULATION | JavaCPC | 2009/2010/2011/2013/... |
| GAMELIST | Jax The Dog | 2023 |
| GAMELIST | Jester Quest | 1988/1990/2018 |
| GAMELIST | Jet Set Willy 2 Plus | 2000 |
| GAMELIST | Jet-Paco | 2023 |
| GAMELIST | JetPac | 1983/2014 |
| GAMELIST | Jewel Warehouse | 2016 |
| GAMELIST | Jewel Warehouse II | 2021 |
| GAMELIST | Jigsaw Rescue | 2013 |
| DEMOSCENE | Jill Valentine RE3 2023 | 2023 |
| DEMOSCENE | Jive Turkey (Forever 2014 Other Music Competition) | 2014 |
| DEMOSCENE | Joanjett (Devilmarkus) | 2022 |
| GAMELIST | John Elway's Quarterback: Plus edition | 2021 |
| GAMELIST | Josh | 2021 |
| APPLICATIONS | Jour De La Date (Deuuligne #09) | 2023 |
| SLIDESHOW | Juggler | 2006 |
| SLIDESHOW | Juggler 2 | 2006 |
| DEMOSCENE | Juke-Box 4 | 2003 |
| GAMELIST | Jump Maniac (CPCRetroDev 2021) | 2021 |
| GAMELIST | JumperMan (37th @ CPCRetroDev 2020) | 2020 |
| GAMELIST | Jumping Jack | 1983/2016 |
| GAMELIST | Jungle Jump (34th @ CPCRetroDev 2020) | 2020 |
| GAMELIST | Junior! (19th @ CPCRetroDev 2015) | 2015 |
| GAMELIST | Jurl | 2025 |
| HARDWARE | Just CPC 2 | 2019 |
| HARDWARE | Just CPC 3 | 2019 |
| GAMELIST | Just Get 9 | 2020/2021/2024 |
| GAMELIST | Justin | 2005/2013 |
| EMULATION | JXD-Cap32 | 2012 |
| GAMELIST | Käsekästchen | 2015 |
| GAMELIST | Kamyzol | 2014 |
| DEMOSCENE | Kaos  | 2019 |
| GAMELIST | Karhum | 2019 |
| SLIDESHOW | Karma Never Forget (Ced Alchimie 2019 entry) | 2019 |
| GAMELIST | Karting Garden (10th @ CPCRetroDev 2020) | 2020 |
| APPLICATIONS | KBI Cracker | 2002/2004 |
| CODING SRC'S | Kdoscope | 2020 |
| PAPERMAG | Keep Cool n°1 | 2022 |
| PAPERMAG | Keep Cool n°2 | 202x |
| GAMELIST | Kenneth Johnson trilogy #1: Wild West (ParserComp 2025) | 2025 |
| GAMELIST | Kenneth Johnson trilogy #2: Tin Star (ParserComp 2025) | 2025 |
| GAMELIST | Kenneth Johnson trilogy #3: Desperados (ParserComp 2025) | 2025 |
| GAMELIST | Kenny Koala s Bushfire Survival Plan (Text Adventure Literacy Jam 2022) | 2022 |
| GAMELIST | Kepler: Operation Suicide (Deuuligne #10) | 2023 |
| GAMELIST | Key Master s Journey (CPCRetroDev 2023) | 2023 |
| GAMELIST | KillField (18th CPCRetroDev 2016) | 2016 |
| GAMELIST | Killing Machine (38th CPCRetroDev 2018) | 2018 |
| SLIDESHOW | Killing Oldschool (5th @ Revision 2020 Oldskool graphics) | 2020 |
| DEMOSCENE | Killmax | 2009 |
| GAMELIST | Killmil (CPCRetroDev 2021) | 2021 |
| GAMELIST | Kiloroid | 2002 |
| GAMELIST | KimoHiyoko (16th CPCRetroDev 2018) | 2018 |
| SLIDESHOW | KING LORD (18th @ Amstrad Ascii 2024) | 2024 |