MuseScore 1.3

MuseScore is a free and open-source music notation software that allows users to create, edit, and print sheet music. Its most important features include the ability to use a variety of instruments and custom soundfonts, support for multiple voices and drum notation, and the ability to import and export various file formats. Additionally, MuseScore has a user-friendly interface and offers a wide range of customization options for creating professional-looking sheet music.