| Automatic Healing | HatZen08 | Final Fantasy III | Role Playing | SNES | GP | Improvement | 1.0 | 02 Mar 2013 |
| Automatic Ledgegrab | RussianManSMWC | The Flintstones: The Rescue of Dino & Hoppy | Action > Platformer | NES | GP | Improvement | 1.0 | 22 Sep 2021 |
| AV | CousinCatnip | Mega Man 5 | Action > Platformer | NES | G, S, L, T, GP, O | Complete | 1.1 | 02 Feb 2022 |
| AVGN VS Dr. Wily | ABOhiccups | Mega Man 2 | Action > Platformer | NES | G, L, T | Complete | 1.2 | 05 Dec 2011 |
| AVGN VS Ganon | ABOhiccups | The Legend of Zelda: A Link to the Past | Action Adventure | SNES | G, S, T, GP | Complete | 1.4 | 08 Apr 2020 |
| AW2 Spring Lakes SFW | Kartal | Advance Wars 2: Black Hole Rising | Strategy > Turn Based | GBA | L | Complete | 1.0 | 15 May 2021 |
| Axnfanatics F-Zero | Axnfanatic | F-Zero | Racing | SNES | L | Complete | 1.0 | 26 Jan 2013 |
| Ayrton Senna Name Patch (ft. Jean Alesi) | FMecha | Super F1 Circus 2 | Racing | SNES | T | Improvement | 1.0a | 30 Oct 2020 |
| Ayrton Senna Restoration | Ellery | Nigel Mansell's World Championship Racing | Racing | SNES | T | Improvement | 1.1 | 16 Jun 2021 |
| Ayrton Senna Restoration Patch | FMecha | F1 Pole Position | Racing | GB | T | Improvement | 1.0 | 13 Jun 2021 |
| Ayrton Senna's Super Monaco GP II '91 Season | CorukoBardo | Ayrton Senna's Super Monaco GP II | Racing | GEN | T | Improvement | 1.0 | 14 Oct 2011 |
| Ayrton Senna's Super Monaco GP II - Complete 1991 Season | tag2015 | Ayrton Senna's Super Monaco GP II | Racing | GEN | G, T | Improvement | 2.0 | 22 Mar 2014 |
| B-Button Dash | A.D.R.I.A.N | Final Fantasy III | Role Playing | NES | GP | Improvement | 1.0 | 18 Feb 2017 |
| B-Wings Unlimited Morphs | doomguard | B-Wings | Action > Shooter | NES | O | Improvement | 1.0 | 26 Nov 2015 |
| Back From The Source | Griever | Battle City | Action | NES | L, GP | Complete | 1.0 | 01 Jan 2008 |
| Back to the Future (Enhanced) | pacnsacdave | Back to the Future | Action | NES | G, S, T, GP | Improvement | 1.1 | 18 Apr 2020 |
| Back to the Future (Music Fix) | pacnsacdave | Back to the Future | Action | NES | S | Improvement | 1.0 | 18 Apr 2020 |
| Backstabu | Leet Sketcher | Final Fantasy III | Role Playing | SNES | G | Bug Fix | 2.2 | 13 Jul 2017 |
| Backwards Jump | Leet Sketcher | Final Fantasy III | Role Playing | SNES | G | Bug Fix | 1.3 | 20 Jul 2017 |
| Bad Decoration | Lenophis | Final Fantasy III | Role Playing | SNES | G, GP | Bug Fix | 1.0 | 21 Jan 2007 |
