MuseScore has the FreeSerif and FreeSans fonts "built in."
But I don't think there's a FreeMonospaced. Can we have one?
That would be particularly handy when I want to paste a song sheet into a score, where there lyric lines alternate with lines of chords symbols, which properly align when the pairs of lines are set with a monospaced font.
If a suitable monospaced font doesn't exist, or doesn't fit the MuseScore licensing model, I've created an attractive monospaced font that would only need some tweaking to be useable. Looks like this: