The Choral Public Domain Library - The primary purpose of the Choral Public Domain Library (CPDL) is to create a repository of editions of music in the public domain.

Arenai Vocal Ensemble Scores Database - Free critical editions of many French and Latin choral works of the Renaissance.

Bank of Scores - Free scores for choirs: Brazilian Music, Classic, Sacro Folk, Negro Spiritual, Spiritism Music, and Gospel.

Cantiga e-musicales - Many choral editions offered in PDF format. A dozen of these scores are free. Mostly Italian, German and French words.

ChoirWorks.com - Free choral music for LDS / Christian church choirs in PDF form. Free practice MP3s available for most titles.

Choral & Handbell Music - The published and unpublished choral and handbell music of Ralph R. Prime. Free copies and tapes available.

The Choral Music Archive - Searchable index for mixed choral music, a cappella or with accompaniment. Part of Musica Viva.

Coppini Edition - Free scores of madrigals from Monteverdi, Giovanelli, Banchieri.

EarHeadMusic - Original choral scores and new arrangements for children's and treble choirs (SA, SSA, SSAA); PDF's available for download upon purchase.

Kantoreiarchiv - Free sheet music for choir, strings, brass, recorder, organ. Cantatas, motets, and masses. Full scores and parts. Site in German and English.

La mia Musica - My Music - Free choral music sheet collection. Many hymns, some other works. Most are in Italian.

MusicaNet Choral Music - Database of the choral music repertoire of the world. +83,000 titles of choral music in Musica International. Musica International coordinates the work of choral music federations, music libraries and choral music publishers.

RoDeby Music - Free sheet music for church use, including a choral selection.

ShareSong.org - Download Christian sheet music, MP3s, chord charts, MIDI, and lyrics for free.

Werner Icking Music Archive - Lots of choral sheet music here, as well as other scores.