| Wendy: Every Witch Way - Force GBA Enhanced Mode | celebi23 | Wendy: Every Witch Way | Action > Platformer | GB | G | Improvement | 1.0 | 14 Jun 2018 |
| Easy moves and Zarak | Docrow | WeaponLord | Action > Fighting | SNES | GP | Improvement | 1.0 | 01 Mar 2019 |
| WCW Master's Original Portrait & Head | SCD | WCW World Championship Wrestling | Sports | NES | G | Improvement | Final | 29 May 2018 |
| Wayne Gretzky Hockey: Penalty Reduction | NaOH | Wayne Gretzky Hockey | Sports | NES | GP | Improvement | 1.0 | 23 Jan 2020 |
| Wayne Gretzky Hockey: Colour Team Names | NaOH | Wayne Gretzky Hockey | Sports | NES | T | Improvement | 1.0 | 23 Jan 2020 |
| Warsong Graphics Hack | Jon Najar | Warsong | Strategy > Turn Based | GEN | G | Improvement | 1.0 | 01 May 2008 |
| Elders of Hyrule | Immutable | Warpman | Action | NES | G | Improvement | 1.0 | 07 May 2016 |
| Battle City 2 | Magic Team | Warpman | Action | NES | G | Improvement | 1.0 | 29 Jun 2004 |
| Wario’s Woods Great Autumn Yesterday | L.Soft Hacks | Wario's Woods | Puzzle | NES | G, L | Complete | 1.0 | 03 Aug 2007 |
| Wario’s Woods Enhancer | PKMNwww411 | Wario's Woods | Puzzle | NES | G | Improvement | 1.0 | 31 Aug 2007 |
| Wario Land II (Uncensored) | BlackBerry | Wario Land II | Action > Platformer | GB | G | Improvement | 1.0 | 15 Mar 2016 |
| Wario Land 2 - Enhanced Graphics | Weario | Wario Land II | Action > Platformer | GB | G | Improvement | 1.1.7 | 09 Jun 2016 |
| Wario Land 2 - 5-2 Wall Fix | Prince Manic | Wario Land II | Action > Platformer | GB | L | Improvement | 1.1 | 03 Mar 2017 |
| Wario Land 2 - Remix | Neko_Baron | Wario Land II | Action > Platformer | GB | G, L, T | Complete | 1.0 | 23 Aug 2020 |
| Wario Land 3: The Master Quest | Tiger21820 | Wario Land 3 | Action > Platformer | GB | G, L, T, GP | Complete | 003 | 26 Jun 2019 |
| Wardner Arcade colors | fusaru | Wardner | Action > Platformer | GEN | G | Improvement | 1.00 | 21 Apr 2016 |
| La guerra del golfo MMC-3 Hack | Wave | War in the Gulf | Action > Shooter | NES | O | Improvement | 1.0 | 16 May 2016 |
| Vs. Super Mario Bros. - Home Edition - | BMF54123 | Vs. Super Mario Bros. | Action > Platformer | NES | O | Improvement | 1.1 | 18 Jun 2014 |
| Excitebike 7 maps | BZK | Vs. Excitebike | Racing | FDS | L | Improvement | 001 | 07 Oct 2016 |
| Vs. Dr. Luigi | Szemigi | Vs. Dr. Mario | Puzzle | ARC | G, T, O | Improvement | full | 05 Jan 2019 |
