FamiTracker is basically what composers for video games would've used back in the NES/Famicom days, hence the name Famitracker. Here's a link to the my youtube video showing the tracker actually playing through the notes etc if you're interested.
https://www.youtube.com/watch?v=UOjJjzGYiEE
Please contact me if you would like to use this in a project. We can discuss the details.
* Cover / remake of a third-party piece.
Excercise caution when using it, refer to author comments / contact the author for details.