| Yugekitai: Saikyoushin Fukkatsu no Maki | ramkhamhaeng | Adventure | PC98 | Fully Playable | 1.0 | 29 Jun 2010 | EN |
| Yugekitai Kakuto Hen: Saikyoushin Fukkatsu no Maki | ramkhamhaeng | Action > Fighting | PC98 | Fully Playable | 1.0 | 08 Aug 2009 | EN |
| Yu-Gi-Oh! Monster Capsule GB | X Translations | Role Playing | GB | Unfinished | 0.03 | 16 Apr 2003 | EN |
| Yu-Gi-Oh! Duel Monsters 4: Kaiba Deck | Chris Judah | Card Game | GB | Unfinished | 0.70 | 01 May 2002 | EN |
| Ys: Ancient Ys Vanished Omen (MSX2) | Oasis | Role Playing > Action RPG | MSX | Fully Playable | 1.0 | 06 Apr 1997 | EN |
| Ys vs. Sora no Kiseki: Alternative Saga | Flame | Role Playing > Action RPG | PSP | Unfinished | 2 | 24 May 2016 | EN |
| Ys VI: The Ark of Napishtim | I Figli di Gaucci | Role Playing | PC | Fully Playable | 1305, 1202, & 1109 | 25 Dec 2008 | EN |
| Ys V: Ushinawareta Suna no Miyako Kefin | Aeon Genesis | Role Playing > Action RPG | SNES | Fully Playable | 1.00 | 28 Nov 2013 | EN |
| Ys V Expert | MrRichard999 | Role Playing > Action RPG | SNES | Unfinished | 0.01b | 03 Mar 2013 | EN |
| Ys Origin | I Figli di Gaucci | Role Playing > Action RPG | PC | Fully Playable | 1.0 | 28 Sep 2011 | EN |
| Ys IV: The Dawn of Ys | NightWolve | Role Playing > Action RPG | TGCD | Fully Playable | 0.95 | 25 Dec 2004 | EN |
| Ys IV: The Dawn of Ys | Burnt Lasagna | Role Playing > Action RPG | TGCD | Fully Playable | 1.1 | 24 Sep 2012 | EN |
| Ys IV: Mask of the Sun | Aeon Genesis | Role Playing > Action RPG | SNES | Fully Playable | 2.10 | 28 Nov 2013 | EN |
| Ys III: Wanderers from Ys (MSX2) | Oasis | Role Playing > Action RPG | MSX | Fully Playable | 1.0 | 10 Apr 1997 | EN |
| Ys III: Wanderers from Ys | Vice Translations | Role Playing > Action RPG | NES | Fully Playable | 1.00 | 07 Jan 2005 | EN |
| Ys II: Ancient Ys Vanished - The Final Chapter (MSX2) | Oasis | Role Playing > Action RPG | MSX | Unfinished | 1.0 | 08 Apr 1997 | EN |
| Ys II: Ancient Ys Vanished - The Final Chapter | David Mullen (MakoKnight) | Role Playing > Action RPG | NES | Fully Playable | 1.0 | 11 Aug 2000 | EN |
| Ys II: Ancient Ys Vanished - The Final Chapter | Ys Project | Role Playing > Action RPG | NES | Unfinished | 0.40 | 07 Sep 1998 | EN |
| Ys I + II Complete Edition | NightWolve | Role Playing > Action RPG | PC | Fully Playable | 1.27 (Ys I) | 22 Feb 2006 | EN |
| Ys I + II Complete Edition | NightWolve | Role Playing > Action RPG | PC | Fully Playable | 1.02 (Ys II) | 08 Jan 2007 | EN |
