MusiCollaborate.com — Online music collaboration community.
Piano Keyboard Reviews — Piano Keyboard Reviews provides current reviews of latest keyboards and pianos.
Cyberfret.com — Free online guitar lessons using audio and video. This site also features a tablature section and links to many guitar and music resources.
GUITAR JAMS — Pastor Brad's Chistian Metal World!
Guitar Directory — Directory of websites related to the guitar.
AcousticGuitarWorkshop.com — Home of acoustic guitar instruction - video courses, free lessons, mp3, tab and more...
Link Directory for Small Guitar Makers - ToGuitars.Com! — Small guitar makers. Acoustic, classic, bass, resonator, jazz, cigar box and electric guitars. Also amps, effects, pickups, cases, etc!