Bohuslav Martinů Foundation: Official site. Biographical and related composer details plus Foundation, Institute, and societies' information. Festivals, concerts, events and newsletter. English and Czech

International Machaut Society: Research into and performance of works by Machaut: group and contact information; links

John McCabe: Official site. Publications, events, biography, news, feedback, and links

Mozart's Magical Musical Life: The story of the composer's life told in a fairytale form. Includes MIDIs of various compositions

Nikolay Myaskovsky: Details all aspects of his life and works in English and Russian with illustrations, links, and guest book

The Mozart Project: Life, times and music: complete Köchel listing, bibliography, biography, links, and commentary on individual compositions