Grove Music Online, available through Oxford Music Online, is a fully-searchable online encyclopedia that covers all aspects of the history of music, with articles about composers (including lists of works), performers, styles and genres, countries and cities, and instruments.
Grove Music Online offers a dynamic research tool combining the full text of the 29-volume print edition with the added benefit of sophisticated search capabilities, one-click cross-referencing, and an ever increasing network of web-links to musical sites around the world.
TJD (The Jazz Discography) Online is a comprehensive discography of jazz recordings.
TJD Online (The Jazz Discography Online) provides descriptions of over 400,000 jazz recording sessions and jazz recordings from 1896 to the present. This online discography can be searched by bandleader name, musician name, and tune title.
The Garland Encyclopedia of World Music Online is the first comprehensive online resource devoted to music research of all the world's peoples. More than 9,000 pages of material, combined with entries by more than 700 expert contributors from all over the world, make this the most complete body of work focused on world music.
transcriptions and literal translations of opera arias and art song texts
IPA Source provides International Phonetic Alphabet transcriptions and literal translations of opera arias and art song texts. The goal of IPA Source is to promote the comprehension and accurate pronunciation of foreign language texts in art song and opera.
Musical America Worldwide is a directory of the music industry that provides contact information and other data about performing artists, managers, venues and facilities, services, and performing arts organizations.
Musical America Worldwide is the online version of the Musical America International Directory of the Performing Arts, with additional online-only features including databases of performing artists, managers, facilities, and arts organizations. Access is available to one Penn State user at a time.
The Encyclopedia of Popular Music, from Oxford Music Online, covers popular music of all genres and periods from 1900 to the present day, including jazz, country, folk, rap, reggae, techno, musicals, and world music.