This was the first Lincolnsoft program. I did it because Super Mario Bros. 3 was (and still is) my favorite game, I love emulation, and no one had written a level editor for Mario 3 yet, so I decided to write one. I also did it because I needed programming experience so I could create my first game.
Go here to see screenshots of Mario Improvement 3, and to download the latest version of Mario Improvement 3, and any earlier versions, just in case.
Read this to see if your question is answered here first before emailing me and asking me questions.
Download custom levels I, and other people, have made. This is basically in archive of all the levels sent to me, so send it to me if you want your levels up here. My email address is . Make sure your level set/hack follows these guidelines: