| Ice Age | murgatroid_79 | Awesome Possum... Kicks Dr. Machino's Butt | Action > Platformer | GEN | G, L, T, O | Complete | 1.0 | 12 Mar 2011 |
| Play as Galen Kor in Avengers in Galactic Storm (Versus Mode) | Bavi_H | Avengers In Galactic Storm | Action > Fighting | ARC | GP | Improvement | 1.1 | 18 Aug 2022 |
| Use Any Assist With Any Character | Bavi_H | Avengers In Galactic Storm | Action > Fighting | ARC | GP | Improvement | 1.0 | 11 Oct 2022 |
| Aussie Rules 2020 | Headfram | Aussie Rules Footy | Sports | NES | G, T | Improvement | 1.2 | 23 Jun 2020 |
| ATP Tour Championship Tennis 2022 | TA_Marcos_Translations | ATP Tour Championship Tennis | Sports | GEN | G, S, T, O | Improvement | 1.0 | 01 Jan 2022 |
| Mario’s Treasure Hunt | Googie | Atlantis no Nazo | Action > Platformer | NES | G | Improvement | 1.0 | 10 Mar 2006 |
| Atlan Cirno Nazo | DASTARD | Atlantis no Nazo | Action > Platformer | NES | G | Improvement | 1.0 | 01 Apr 2009 |
| Asuka 120% Limit Over - English patch | Ms. Tea | Asuka 120% Limited: Burning Fest. | Action > Fighting | SAT | G, T, GP, O | Addendum | 1.0 | 21 Jun 2015 |
| Asuka 120% Limit Over | CafeBreak Project | Asuka 120% Limited: Burning Fest. | Action > Fighting | SAT | GP, O | Improvement | 2.1 | 31 Dec 1998 |
| Asuka 120% Limit Over - easy patch | SCO | Asuka 120% Limited: Burning Fest. | Action > Fighting | SAT | GP | Addendum | 1.0 | 19 Apr 2018 |
| Astyanax Remix | Googie | Astyanax | Action > Platformer | NES | G, L, T | Complete | 1.0 | 14 Jul 2006 |
| Astyanax - The Movie | Flake | Astyanax | Action > Platformer | NES | G, T | Improvement | 1.0 | 16 Jan 2013 |
| Astroblast (Slow & Steady Mod) | eskayelle | Astroblast | Action > Shooter | 2600 | G, L | Improvement | 1.0 | 19 Jan 2020 |
| Astroblast Romhack Two-Pack! | eskayelle | Astroblast | Action > Shooter | 2600 | L, GP | Improvement | 1.0 | 11 Jan 2020 |
| Astroblast (Rainbow Brite Mod) | eskayelle | Astroblast | Action > Shooter | 2600 | G, L | Improvement | v2 | 19 Jan 2020 |
| Astérix & The Great Rescue SMS Full Pass | Emulacion sin secretos | Astérix & The Great Rescue | Action > Platformer | SMS | O | Improvement | 1.0 | 30 Nov 2019 |
| Asterix & Obelix XXL PAL 60hz Patch | Maeson | Asterix & Obelix XXL | Action > Platformer | GC | O | Improvement | 1.0 | 13 Aug 2016 |
| Assault Suits Valken enable 480p mode | Felixthecat1970 | Assault Suits Valken | Action > Platformer | PS2 | G, O | Improvement | v1 | 03 Jun 2022 |
| JP Ronny - Fix Hack by LANCUSTER | lancuster | Asder 20-in-1 | Other | NES | L, O | Improvement | 1.0 | 15 Mar 2016 |
| Enable Extra Characters | [John] | Art of Fighting Anthology | Action > Fighting | PS2 | O | Improvement | 0.5 | 12 Feb 2019 |
