Steve Sycamore  
   Original 21st century art music in MP3 and MIDI format.
   http://sycamore.inr.net/music

musicbysunset.com  
   Free classical music and polkas in MP3 and MIDI featuring sounds reminiscent of "Your Grandpa's Garage Band."
   http://www.musicbysunset.com

Michael's Classical Piano Site  
   MP3 and MIDI files of classical piano music.
   http://www.88-keys.com/

Classical Piano Midi Page  
   Includes over 40 MP3 files of classical piano music realized by Bernd Krueger.
   http://piano-midi.de/midicoll.htm

Classical Archives  
   Includes thousands of files (MIDI, MP3, and Windows Media Audio) from over 1000 composers.
   http://www.ClassicalArchives.com

SuperConductor - MicroSound International  
   Free classical music in unique proprietary format (a kind of highly souped-up MIDI); requires free Win95 plug-in (download requires completion of personal data form). Related papers by Dr. Manfred Clynes. Sales of programs and CDs.
   http://www.superconductor.com/

Ian Partridge, Tenor  
   A few audio and video tracks by Tchaikovsky, Schubert, and Ivor Gurney.
   http://www.ianpartridge.pwp.blueyonder.co.uk/audio.html

Princeton Sound Kitchen Internet Radio Show  
   3 hours of music by composers at Princeton University, in MP3 and RealAudio.
   http://silvertone.princeton.edu/radio/

Tubalate  
   Tuba and euphonium quartet shares RealAudio excerpts from their CDs.
   http://www.dws.ndirect.co.uk/tubalate.htm

ELIXIR's MIDI Page for Classical Guitar  
   MP3 sequences; MIDIs fine-tuned to Roland Sound Canvas SC-88. [Japanese/English].
   http://www.guitarsound.net/elixir/

Mackay-Smith Index  
   Catalogue of instrumental music includes classical MIDI and WAV files.
   http://www.lib.virginia.edu/dmmc/Music/MackaySmith/

Russian Art Songs  
   MP3 and RealAudio selections from several centuries of Russian vocal chamber music.
   http://www.classicalmusic.spb.ru/music-mp3/

Classical is Cool  
   Includes "mini concerts" with music by 21 major composers.
   http://www.classicaliscool.com/

Limburg Cathedral Boyschoir  
   Choral music by Mozart, Mendelssohn-Bartholdy, Rutter, and Rheinberger.
   http://www.limburger-domsingknaben.org/english/mp3.htm

American Mavericks  
   Streaming audio of works by 20th century American composers, including Cage, Cowell, Adams, Babbit, and Copland.
   http://www.musicmavericks.org/listening/

Kunst der Fuge  
   Thousands of free classical music files (MIDI, MP3, WMA, Real) of fugues and other contrapuntal music.
   http://www.kunstderfuge.com/

Karadar Bertoldi Ensemble  
   Ppopular classical selections guaranteed free of copyright problems in MP3 and MIDI formats with scores, purchase details, and information on the ensemble's history and projects.
   http://www.karadar.net/

ClassicalPlus  
   Many streaming and downloadable selections from established and new classical performers.
   http://classicalplus.gmn.com

Free Music  
   Dozens of classical mp3 and ogg files, mostly by performers at MIT.
   http://hebb.mit.edu/FreeMusic/

J.S. Bach Organ Music  
   Numerous works performed by various organists on the grand Marbella Organ in Spain.
   http://www.johann-sebastian-bach.org/