What is .SM+ file extension?
Song file format used by StepMania, a dance and rhythm game that supports dance pad input; includes song information and references to music and image files; may be used for dance, pump, beat, and guitar songs.
SM files are saved in a text format and include several lines that begin with "#" followed by a specific tag. Examples of tags include TITLE, ARTIST, BACKGROUND, MUSIC, and BPMS. Each tag is followed by a value, such as a name, number, or filename.
You can see a list of software programs here on www.easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.