| Boss Health Fill Speedup | Thirteen 1355 | Mega Man 4 | Action > Platformer | NES | GP | Improvement | 1.1 | 11 Oct 2019 |
| Refill Weapon after Death | ElwinBran | Mega Man 4 | Action > Platformer | NES | GP | Improvement | 1.0 | 10 Oct 2019 |
| Mega Man 4 - Ridley X Hack 11 | Ridley X | Mega Man 4 | Action > Platformer | NES | G, L, O | Complete | 1.0 | 18 Feb 2020 |
| MM4 - Charge Shot Sound Fade Out | MetHy | Mega Man 4 | Action > Platformer | NES | S | Improvement | 1.0 | 17 Apr 2020 |
| MM4 deRNG | StagShot | Mega Man 4 | Action > Platformer | NES | T, GP | Improvement | 2.0 | 24 Aug 2020 |
| Mega Man 4 Japanese Style Title Screen | Korxtendo | Mega Man 4 | Action > Platformer | NES | G | Improvement | 1.0 | 18 Dec 2020 |
| Rockman 4 - Underwater Slide Jumping | Puresabe | Mega Man 4 | Action > Platformer | NES | GP | Improvement | 0.01 | 06 Jan 2013 |
| Title Screen Restoration and Minor Graphics Fixes | LiquidMarble | Mega Man 4 | Action > Platformer | NES | G | Improvement | 1.0 | 08 Jan 2021 |
| Mega Man 4: Free of Charge | turbomcphazer | Mega Man 4 | Action > Platformer | NES | GP | Improvement | 1.0 | 24 Feb 2021 |
| Instant fill energy when gain energy items | LSM | Mega Man 4 | Action > Platformer | NES | GP | Improvement | 1.0 | 20 Mar 2021 |
| Mega Man 4 - Ridley X Hack 12 | Ridley X | Mega Man 4 | Action > Platformer | NES | G, L, T, O | Complete | 1.0 | 18 Aug 2021 |
| Faster Screen Scrolling | KCEXE | Mega Man 4 | Action > Platformer | NES | GP | Improvement | 1.0 | 25 Jan 2022 |
| Mega Man 4: Helmetless | Adventurous Jaf | Mega Man 4 | Action > Platformer | NES | G | Improvement | 1.0 | 27 Feb 2022 |
| Enemy Lifebar | Bitmaster | Mega Man 3 | Action > Platformer | NES | GP | Improvement | 1.0 | 29 Aug 2004 |
| Mega Lion | WarrantX | Mega Man 3 | Action > Platformer | NES | G, T | Complete | 1.0 | 04 Jun 2007 |
| Rockman 3 - Endless | Rock5easily | Mega Man 3 | Action > Platformer | NES | L, T, GP | Complete | 090301 | 01 Mar 2009 |
| Mega Man III Return | Pantheon Sasuke | Mega Man 3 | Action > Platformer | NES | G, L | Complete | 1.0 | 25 May 2009 |
| Mega Man 3: The Rise and Fall of Dr.Wily | DurfarC | Mega Man 3 | Action > Platformer | NES | G, L | Complete | 1.0 | 21 Aug 2009 |
| Mega Man - The Hedgehog Trap | za909 | Mega Man 3 | Action > Platformer | NES | G, S, L, T, GP | Complete | 1.1 | 22 Jul 2011 |
| Mega Man 3: The Battle of Gamma | DurfarC | Mega Man 3 | Action > Platformer | NES | G, S, L | Complete | 1.0 | 23 Sep 2011 |
