Downloadable music
Classici Stranieri has an amazing list of public domain music. The site is a bit difficult to wade through, but is equipped with a search function. NB: The page is in Italian.
LiberLiber has an audio repository of recordings before 1954 that are now in the public domain. There are some excellent operatic recordings well worth listening to. NB: The page is in Italian.
Magnatune are a record label that offer all their music online.
Liturgy.ru has a wonderful collection of high-quality choral music, free to download.
Fingertips claims to be the intelligent guide to free and legal music online. That is not an idle boast. Each week, the author identifies (from the vast quantity of promotional tracks and other online music) what he considers new, innovative and exciting. They do not fit cleanly into any genre but do all deserve to be considered. Each recommendation comes with a short and helpful review of the track.
The Community Music Project offers an impressive collection of folk albums. The performers come from varied backgrounds, some of which make themselves felt in the music. One is of the Bahá'í faith, for example. In general, a clear devotion to nature is transparently evident in the songs. Their vocal talents are sometimes impressive, but the best way to listen to their albums is with the tolerance one shows for a younger sibling.
The Fulda Symphonic Orchestra publish their music online. They are an orchestra of over 100 musicians who perform annually for charity.
Pacific Soundcraft is a recording studio that offers music files of the artists they have recorded. The connection is very slow.
Internet radio
Shoutcast.com lists online radio stations in every genre. You might need Winamp to listen to some of them.
Last.fm offers music radio tailored to your particular taste. After you have selected some of your music preferences, last.fm is able to predict what other artists you might enjoy.
iRate radio is a software program that downloads freely available music. You listen to each track and rate it. That information is then used to predict what other music you might enjoy.
