American Festival of Microtonal Music
- The AFMM produces and commissions works which use pitches and musical scales which are not organized in the standard twelve tone to the octave equally tempered way.
- http://www.afmm.org/
Julian Carrillo and the Thirteenth Sound - Mexican music creator of microtonal system called the 13th Sound. In English and Spanish. - http://paginas.tol.itesm.mx/campus/L00280370/julian.html
Huygens-Fokker Foundation - Center for microtonal music. Promotes microtonal music in all its forms. In English and Dutch. - http://www.xs4all.nl/~huygensf/english/index.html
Lucy Tuning - Lucy Tuning is a microtonal music system derived from pi and the writings of John Harrison. - http://www.lucytune.com/
Microtonal Music - Microtonal music page with large list of composers, mp3, WAV, MIDI, and Real Audio files of microtonal music. - http://infohost.nmt.edu/~jstarret/microtone.html
Microtonal Music on CD - Offers a discography of microtonal, xenharmonic, non-12 tone music. Contains addresses for record labels, and links to the artists. - http://www.xs4all.nl/~huygensf/doc/discs.html
LucyScale Developments - LucyTuning is a microtonal system derived from pi, and the writings of John 'Longitude' Harrison. - http://www.harmonics.com/lucy/