| Metroid Alpha | Byvegeta | Metroid | Action Adventure | NES | G, L, T | Complete | 1.1 | 25 Mar 2010 |
| Metroid Ridley X Hack | Ridley X | Metroid | Action Adventure | NES | G, L | Complete | 1.0 | 18 Dec 2016 |
| Metroid - Rogue Dawn | snarfblam, Optomon, Grimlock | Metroid | Action Adventure | NES | G, S, L, T, GP, O | Complete | 1.21 | 14 Jan 2017 |
| Metroid mOTHER+99 | Psyklax | Metroid | Action Adventure | NES | GP | Addendum | 1.0 | 25 Aug 2017 |
| Metroid Title Screen Update | Jordiway73 | Metroid | Action Adventure | NES | G | Improvement | 1.0 | 15 Aug 2017 |
| Over the Moon | TestZero | Metroid | Action Adventure | NES | G, L, T | Complete | 1.0 | 16 Jul 2018 |
| Metroid + Saving Unofficial Update | DannyPlaysSomeGames | Metroid | Action Adventure | NES | GP, O | Addendum | 0.5.2 | 16 Mar 2020 |
| Metro Android 1 | rodge2001 | Metroid | Action Adventure | NES | L | Complete | 1.3 | 01 May 2020 |
| Metro Android 2 | rodge2001 | Metroid | Action Adventure | NES | L | Complete | 1.0 | 03 May 2020 |
| Antigrinding | Ilya Indigo | Metroid | Action Adventure | NES | GP, O | Improvement | 1,0 | 13 Jul 2017 |
| Metroid Improved RNG | tertu | Metroid | Action Adventure | NES | GP | Improvement | 1.1 | 28 Sep 2020 |
| Metroid FDS RNG for NES version | drk421 | Metroid | Action Adventure | NES | GP | Improvement | 1.0 | 28 Sep 2020 |
| Super Mochtroid | P0ZN0 | Metroid | Action Adventure | NES | G, GP, O | Improvement | 1.1 | 18 Oct 2020 |
| beth | JonnyManjiro | Metroid | Action Adventure | NES | L, GP | Complete | 1.0 | 02 Mar 2021 |
| Samus Goes to the Fridge to Get a Glass of Milk | kkzero | Metroid Fusion | Action > Platformer | GBA | G, S, L, T, GP | Complete | 0.1 | 02 Mar 2020 |
| Metroid Fusion - NoMap | Asaki | Metroid Fusion | Action > Platformer | GBA | G | Improvement | 1.0 | 16 May 2011 |
| Metroid Fusion - Debug Option | interdpth | Metroid Fusion | Action > Platformer | GBA | GP | Improvement | 1.0 | 08 Mar 2013 |
| Metroid Fusion - Japanese Version to Other Languages | Xenesis | Metroid Fusion | Action > Platformer | GBA | T | Complete | 1.0 | 01 Jun 2015 |
| Metroid II DX | Daniel Davis, Metroid Evolution, Spikeman, Drakon | Metroid II: Return of Samus | Action Adventure | GB | G | Improvement | 2.0 | 07 Mar 2013 |
| Metroid II: Return of Samus - Colorized | Zman | Metroid II: Return of Samus | Action Adventure | GB | G | Improvement | 1.0 | 10 Jan 2007 |
