| An SMW Central Production | SMW Central | Super Mario World | Action > Platformer | SNES | G, S, L, T, GP, O | Complete | 1.6 | 31 Dec 2010 |
| Anchor Feet Begone | ReservedJV | Kirby's Dream Land 3 | Action > Platformer | SNES | GP | Improvement | 1.0 | 13 Dec 2016 |
| Anchors Aweigh! | Lenophis | Final Fantasy III | Role Playing | SNES | GP | Bug Fix | 1.1b | 19 Jan 2010 |
| Ancient Chozo | Albert V. | Super Metroid | Action Adventure | SNES | G, S, L, T, GP | Complete | 1.1.5 | 09 Feb 2020 |
| Ancient Shroomba | Yakibomb | Super Mario RPG: Legend of the Seven Stars | Role Playing | SNES | L, T, GP, O | Complete | 1.2 | 31 Oct 2018 |
| Angry Birds | Googie | Moai Kun | Puzzle | NES | G, L | Complete | 1.0 | 16 Apr 2014 |
| Animal Crossing: Wild World - Singleplayer Nookington's | SporyTike | Animal Crossing: Wild World | Simulation | NDS | O | Improvement | 1.1.1 | 10 Aug 2022 |
| Animamundi - Missing items fix | Iredc | Animamundi: Dark Alchemist | Visual Novel | PC | O | Bug Fix | 1.1 | 26 Jan 2018 |
| Animaniacs - Ground Action + Switch Speed Increase | LiquidMarble | Animaniacs | Action > Platformer | GEN | GP | Improvement | 1.1 | 17 Nov 2022 |
| Animaniacs - Sound Test Restored | DUSTINODELLOFFICIAL | Animaniacs | Action > Platformer | GEN | T, O | Improvement | 1.0 | 15 May 2018 |
| Anon Gunman | Inventor | Wild Gunman | Action > Shooter | NES | G | Complete | 1.0 | 01 Jan 2000 |
| Anonymous Attack | Leet Sketcher | Final Fantasy III | Role Playing | SNES | GP | Bug Fix | 1.3 | 15 Dec 2016 |
| Another Mario World | Super Stiviboy | Super Mario World | Action > Platformer | SNES | L, T | Complete | 1.1 | 29 Jan 2017 |
| Another Mario World 2: Luigi's Mission | Super Stiviboy | Super Mario World | Action > Platformer | SNES | G, S, L, T | Complete | 1.0 | 10 Jul 2017 |
| Another Super Mario 3D | skawo | Super Mario 64 DS | Action > Platformer | NDS | G, S, L, T, O | Complete | 1.09 | 18 Jun 2015 |
| Antarctic Adventure, Castlevania II, Gradius II, Yie Ar Kung-Fu (Konami GBC4 Autoboot Hacks) | Rushiomatsu | Konami GB Collection Vol. 4 | Other | GB | O | Improvement | 1.0 | 03 Aug 2021 |
| Antidote | wakkoswami | Final Fantasy Tactics | Strategy > Turn Based | PSX | T, GP | Improvement | 1.4 | 12 Aug 2022 |
| Antifreeze Hack | Madsiur | Final Fantasy III | Role Playing | SNES | GP | Improvement | 1.0a | 12 Feb 2022 |
| Antigrinding | Ilya Indigo | Metroid | Action Adventure | NES | GP, O | Improvement | 1,0 | 13 Jul 2017 |
| Antigrinding | Ilya Indigo | The Legend of Zelda | Action Adventure | NES | GP, O | Improvement | 1.0 | 03 Sep 2019 |
