IMSLP, also known as the International Music Score Library Project or Petrucci Music Library, was started in 2006. IMSLP currently has 173,059 works, 550,998 scores, 65,634 recordings, 21,233 composers, and 558 performers.
The world's largest scholarly, multidiscipline, full-text database designed specifically for academic institutions. Contains indexing and abstracts for over 8,450 journals, with full text for more than 4,600 of those titles. Over 3,600 journals are peer-reviewed.