Welcome to SMW Central!
SMW Central is the largest ROM hacking community on the internet, and the gathering place for all the resources you need to create your own ROM hack. We offer a large selection of completed hacks as well, ready for you to play! Traditionally SMW Central focuses on hacking Super Mario World, but over the years we've collected a ton of resources and hacks involving other games, too. Our community is ever-growing — sign up now and be part of it!
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Recent News
Let's get #retro! 🤩 ~ 120hoSPC #11 voting is now live!
What if they put Super Nintendo on the NES??? Now you can find out. Come get #retro and vote on which entry is the most 8-bit classic #retro chiptune with 120hoSPC #11 voting, live now!
(don't actually rank the songs based on how #retro they are)
Old-School Level Design Contest 2023 - RESULTS!
OLDC results are live, way sooner than we expected. Check them out by clicking the banner!Super Famicompo 5 Results
The results for Super Famicompo 5 are here! Check them out: https://smwc.me/1630164Latest Content
Captain Toad - Time for Adventure
It's Captain Toad from Captain Toad: Treasure Tracker saying "Time for Adventure" and nothing else.Dangerous Walk
Good in boss battlesClub Penguin - Penguin
After JH-03, I even turned the Club Penguin penguin into an NPC.
The citizen penguins will meet Mario for the first time in history and will also give Mario some tips.
To add this Penguin, you… (read more…)
To Shell And Back!
This is my first romhack and an introductory for myself to lunar magic and romhacking.
As fun and as challenging as it was to make i hope that it plays the same and you enjoy the ride!
It's… (read more…)
Switch Flags as Conditional Direct Map16 Flags
This simple UberASM library will set the Conditional Direct Map16 flags depending on the !-switches pressed. This allows you to place objects other than the vanilla !-blocks to be affected by… (read more…)
Bullet Bill Sound Effect on Extra Bit
This patch will enable placed Bullet Bills to play a sound effect, when spawned, if their extra bit is set in Lunar Magic (opposed to being silent as usual). Use as an alternative to No Silent… (read more…)ROM Hack Manager v2.1.1
Download, unzip, and patch ROM hacks all in one go!
You can search SMW and YI hacks on SMWCentral's catalogue directly from within the tool. The tool will download, unzip, and patch them… (read more…)
Spinning Coin Disassembly
The disassembly of the vanilla spinning coin sprite, ready to be inserted with PIXI 1.40+. I made it customizable, so other types of spinning coin can be easily created from it - see screenshot for… (read more…)
Content of the Day
No Downward Swim When Carrying an Item
This uberasm code simply disables downward swimming when carrying an item.Credit is unecessary. Requested by buckaroodle610.
Star Revenge 8: Scepter of Hope v1.3
Original description lost - please contact a staff member if you want to provide a new one.
Explosion & Yoshi Immunity Fix
Fixes Two bugs.
1. Explosion will immune to cape, sliding, star, and other explosions.
2. Yoshi will not be immune to line guided hazards.
+ Grinder, Wooden Spikes, and Green Gas Bubble will… (read more…)
Kamek's Revenge (v2.0)
This is a hack by S.N.N. When he made 1.0 there were many bugs and some missing Extra levels. Then Zeldara took over, fixing many bugs and adding some Extra levels to make 1.96. However, one level… (read more…)
ON/OFF Switches (Single Hit and State Changing)
These ON/OFF switches become solid once hit and switches again when the other state switch is hit! Features include interactions with:
>Mario fireballs!
>Thwomps!
>Cape!
>also gets rid of double… (read more…)
Super Peach World
Welcome to Super Peach World! A small world with many turns and secrets to find.
Can Peach find all 3 Switch Palaces to reach for the Moon and the Stars with your help?
Featuring
- 4 worlds… (read more…)
Dragon Ball Z: Super Butouden - Wasteland
A rip of the Wasteland background from the SNES game Dragon Ball Z: Super Butouden.
Bullet Bill Generator
This is a disassembly of sprite D5 in SMW, Bullet Bill Generator.Credit is unnecessary.