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
koopacraft
So after a lot of thought, I am sad to announce the retirement of KoopaCraft. ⛏️Don't panic, it won't be immediate! We still have a good couple of months left if you want to play.
For all the info, please take a read of this post: https://smwc.me/1620207
"Chocolate Rain" is a song by American singer Tay Zonday. It quickly became popular after the music video for the song was uploaded to YouTube on April 23, 2007, and has since been viewed more than 135 million times. "Chocolate Rain" was ranked as the hot
Oh yeah, we just started our latest Chocolate Level Design Contest!!!View the rules thread here, and remember that you have until April 17, 2023 to make a level!!
120hoSPC #10 Has Started!
It's time for our latest 120hoSPC Contest, and we've got a brand new theme this time! I mean it'd be pretty silly if we reused a theme for a contest, so I'm not sure why I pointed that out.
View the submission thread here. Remember, you have until Saturday, March 18, 2023 at 4:30 PM EST to submit your entry!
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Latest Content
Machinations Météopolitaines
"You're walking through the big city, lost in thought. But, looking around, things aren't quite so bad when you're here." A joint composition between icrawfish and bebn legg that won 4th place at… (read more…)Clawgrip
Clawgrip from SMB2.
Has numerous capabilities as far as customization goes; how fast it moves or throws rocks, how many times it goes back and forth or how many rocks it throws, as well as the… (read more…)
Status Bar NMI Optimizer
This patch rewrites the Status Bar NMI uploader to be faster (no ugly loops, yes ugly optimizations) saving about 0.74 scanlines of v-blank processing on SlowROM/SA-1, or 0.56 on FastROM. No free… (read more…)New Donut Blocks
These blocks try to represent the Donut Lift Blocks from newer Mario games, more specifically Super Mario 3D Land.
There are two options in the ZIP file:
Normal Donut Block
This folder… (read more…)
Donkey Kong Country - Fear Factory
Fear Factory from DKC. Good for castle levels.Harmful V2.0
Harmful is a kaizo intermediate hack consisting of 17 exists with fun and difficult levels with some tight sections. This hack includes custom sprites, backgrounds and music. Each level contains a… (read more…)
Half-Life Scientist - "STAHP"
No, Gordon, I wouldn't touch that if I were you-NO...
STAHP!
Magic Limit
Limits the number of spawned magikoopa magics (and sprites they turn into). If the limit is reached, the oldest sprite is despawned.(Screenshot shows limit of 3)
Content of the Day
Stripe Image Uploader Hack
SMW uses RAM address $7E:0012 as an index to a table of pointers to stripe images that are uploaded at various points during the game. However, only the values that are evenly divisible by 3 are… (read more…)Kirby's Dream Land - Float Islands
A tropical theme that fits beaches and why not jungles/grasslands.Update 27/05: fixed some volume issues.
SMW2+
My first and the first full-length Yoshi's Island hack ever released, containing 54 brand new levels.
Relative teleport blocks 1.3
A special teleport block that keeps the player's physics during transition to another level. Good for cross-level effects.
Donkey Kong Country 3: Dixie Kong's Double Trouble! - Fireball Frenzy (Lower)
This is a background rip from Krack-Shot Krock, a level in Donkey Kong Country 3. A sample level is included. The ZIP includes the palettes of all three of DKC3's factory levels that use this… (read more…)
A Very Super Mario World
Super Mario World has been around since my child hood. Super Mario Bros. 1 was my very first video game and I grew up on Super Mario Bros 3 and thought it was the best thing ever. I really don't… (read more…)
Luigi and the Violet Stars v1.2b
Use a bps file to patch it onto a clean 8MB ROM. If it does not work, write if so down there and I'll try to fix it.
Bowser has returned [again], and has painted his stars purple and dispersed… (read more…)