All About Jazz - News, photos, reviews, and samples of music from jazz musicians.
AllMusic - Reviews, discographies, and biographical information on musicians from a variety of genres.
Archives of African American Music and Culture - From Indiana University, this contains photos, documents, and recordings of African American music and culture, some of which may be accessed online.
Audacity - Download this free, open-source software for audio recording and editing.
Fretjam.com - Learn how to play guitar with step-by-step photos, videos, and other tools.
Mississippi Blues Trail - Information on the rich history of the blues in Mississippi.
National Jukebox - Sound recordings from 1900 - 1929 from the Library of Congress and other participating libraries.
Teoria : Music Theory Web - Exercises and tools to help you learn music theory.