| Legend of the River King GB - Revision | Issun | Legend of the River King GB | Role Playing | GB | T, GP, O | Improvement | 1.3 | 30 Jun 2017 |
| Legend of the Mana Sword | xenophile | Final Fantasy Adventure | Role Playing > Action RPG | GB | G, S, T, GP | Improvement | 2022-03-26 | 26 Mar 2022 |
| Legend Of The Blob Bros. 2 | BMF54123 | Super Mario Bros. 2 | Action > Platformer | NES | G, L, T | Complete | 2.0 | 20 Sep 2002 |
| Legend of Mana - Ring Ring Land | Ortew | Legend of Mana | Role Playing | PSX | O | Improvement | 1.0 | 23 Sep 2017 |
| Legend of Mana - Combat Redux | MeshGearFox | Legend of Mana | Role Playing | PSX | GP | Improvement | 1.2 | 06 Jul 2014 |
| Legend of Banjo | Charade | The Legend of Zelda | Action Adventure | NES | G, S, L, T | Complete | 3.3 | 02 May 2018 |
| Legend of Axem Rangers | AnAxemRanger | Super Mario RPG: Legend of the Seven Stars | Role Playing | SNES | G, L, T | Complete | 3.1 | 18 Jan 2016 |
| Legacy of the Wizard - Sorcerer Mode | 8-bit fan | Legacy of the Wizard | Role Playing > Action RPG | NES | GP, O | Improvement | 1.0 | 01 Nov 2021 |
| Legacy of Kain - Soul Reaver (Europe) PAL to NTSC | Mathieulh | Legacy of Kain Soul Reaver | Role Playing > Action RPG | PSX | O | Improvement | 1.0 | 27 Mar 2021 |
| Lee Carvallo's Putting Challenge | Garrett Gilchrist | Lee Trevino's Fighting Golf | Sports | NES | G | Complete | 1.0 | 11 Mar 2022 |
| Learnable Rage | HatZen08 | Final Fantasy III | Role Playing | SNES | GP | Improvement | 1.0 | 12 Jun 2013 |
| Learn SMB3 Skills | Jiandao | Super Mario Bros. 3 | Action > Platformer | NES | G, S, L, GP | Complete | 1.1 | 09 Oct 2018 |
| Learn 2 Kaizo | NeXuS15 | Super Mario World | Action > Platformer | SNES | L, T, GP | Complete | 1.1 | 20 Sep 2017 |
| Le Avventure di Mario 3 | Silver Scarlet | Super Mario World | Action > Platformer | SNES | G, S, L, T, GP, O | Complete | 1.0 | 26 Aug 2012 |
| Le Avventure di Mario 2 | Silver Scarlet | Super Mario World | Action > Platformer | SNES | G, S, L, T, GP, O | Complete | 1.0 | 01 Dec 2011 |
| LCD Ghosting Removal Patch | Shugo | Game & Watch Gallery 4 | Action | GBA | G | Improvement | 1.0 | 22 Sep 2014 |
| Lazy Power Quest | S. K. Dumbbus | Power Quest | Action > Fighting | GB | G | Improvement | 1.1 | 10 Oct 2008 |
| Layla: The Iris Missions | Supper | Layla | Action > Platformer | NES | G, S, L, T, GP | Complete | 3.0 | 02 Feb 2017 |
| Lauri's Hack | Lauri K. | Super Mario Bros. | Action > Platformer | NES | G, L, T | Complete | 1.0 | 22 Apr 2019 |
| Latinfix | pierrelaroche | Castlevania: Order of Ecclesia | Role Playing > Action RPG | NDS | T | Improvement | 1.1 | 19 Apr 2021 |
