Art Song Central is principally an archive and directory of free, printable sheet music for singers and voice teachers. An emphasis is placed on standard classical and traditional repertoire.
SongHelix is a search engine to explore art songs by by poet, date of composition, thematic links, and keywords. A strength of the database is the ability to limit by underrepresented composers and poets.
IPA Source is the web's largest library of International Phonetic Alphabet (IPA) transcriptions and literal translations of opera arias and art song texts.
