This website provides free music information including reviews, piano/vocal scores and biographies of the famous composers and musicians collected from archives and libraries. The website’s name Musopus derives from the abbreviated word mus ‘music’ and a Latin word opus meaning ‘work’. It contains much useful information for students, music teachers, beginner and amateur musicians as well as for highly skilled musicians and virtuoso performers. Sheet Music Catalog features an easy to navigate menu as well as a great content layout; it is quite regular in updating website’s music sheets material. The website enables to download free sheet music in a HOT GIF format. Please contact us if you have any questions or suggestions.