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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

Super Famicompo 5

Super Famicompo #5 has now begun! Check out the details, including the return of the Challenge category, here:

R.I.P. SMWCentral Twitter Account (2012-2023)

Announcements will only be posted on our Discord server and the front page from now on.

Results of the 2023 Overworld Design Contest

The results of this year's OWDC are in, check out who won right over here!

Latest Content

Lunar Magic 3.40

Screenshot This is THE required tool to hack SMW. This release of Lunar Magic adds support for language packs, which allows displaying Lunar Magic's interface in a different language. This version also… (read more…)

Overworld Translucent Layer 3 v1.1

Screenshot This simple HDMA code will make the OW layer 3 translucent without affecting the top and bottom edges of the OW border. Since it still affects the left/right edges, you'll probably want to remove… (read more…)

Super Mario Arbitrium - Demo 2

Screenshot Super Mario Arbitrium is a large hard-very hard traditional hack with many custom elements thrown in. In this demo, there are 24 exits, but the final release is planned to have 80+ exits. A prologue… (read more…)

Kirby Super Star - Green Greens

The classic grassland theme from both Kirby's Dream Land and Kirby Super Star. However, this port is specifically ported from KSS's version of the theme.

Chrono Trigger - Death Peak (Mountains)

Screenshot A background seen while climbing the Death Peak, from Chrono Trigger. Unlike Denadoro variant, this one has some different details, like ruins of civilization nearby in the horizon. A good fit for… (read more…)

Single Sprite 5 Eeries

Screenshot This is a version of the "Group of 5 Eeries, Wave Motion" sprite that consolidates all 5 Eeries into a single sprite. This allows many more to be onscreen at one time, and also gives a performance… (read more…)

One File, One Player

Screenshot This patch functions similarly as Noobish Noobsicle's patch, limiting the game to one save file and one player, making it so on a fresh start the game is started as soon as pressing a button on the… (read more…)

Modified @7 as Organ

A modified version of @7 (SMW's Steel Drum sample) where the beginning is cut off, making the sample sound like an organ.