Are you ready for powerful music notation software at a cost of nothing? If so, MuseScore might be just what you are looking for.
Much of the world’s most played music is out of copyright and available at imslp.org. To play from, to follow or just to see the composer’s handwriting.
Linux, a free and open source operating system made by volunteers. It just so happens that all the reasons it sucks are the same as why it’s so great.