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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

Bowser's Revenge v1.1

Screenshot It's just another hack I spent all my free time making for some time. Of course, it starts off easy, but gets harder in the end. Just a fair warning, the Bowser fight can be slightly… (read more…)

Note Blocks

Screenshot A near identical replica of SMW's note blocks. Can be set up to be bounced on the sides but can't be used to spawn an item. Included with it is a variation which shatters either on use or at least… (read more…)

Alpha Test Area

Screenshot This tileset has many vibrant colors for their respective objects, also containing items from other Mario games, such as Super Mario Bros.: The Lost Levels, Super Mario Bros. 3, Super Mario Maker,… (read more…)

Bonus Game Destination Expander

Screenshot This patch rewrites the handler that sends players to level 000/100 or 0C8/1C8 when collecting 100 Bonus Stars or collecting the Yoshi Wings, respectively. With this patch, you can define the… (read more…)

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…)