Canorus是一款跨平台的乐谱编辑器。它可以自己定制乐曲的长度，声部，可以用MIDI来进行乐谱回放，并且支持MIDI, MusicXML, ABC Music, MusiXTeX和LilyPond等格式。-Canorus is a free cross-platform music score editor. It supports an unlimited number and length of staffs, polyphony, a MIDI playback of notes, ch

Delius是一款多平台的音乐软件，它基于盲文和非盲文符号系统。这款软件可以让盲人进行乐谱写作。它支持MusicXML, MIDI和abc格式的文件。-Delius is a free multiplataform music software based on braille music code and can be used either by sighted and non-sighted users. This software was developed in Java, has m