Death Warp: Discussions on guitar and bass tablatures.
Drum Ring: Drummer`s forum. Sections on technique, equipment, lessons, musicianship and health.
Drummer Cafe: A drum and percussion forum for the novice to professional drummer or percussionist. Registration required to view board.
FluteTalk Dot Com Flute forums: Forum and discussions for flutists.
Horn-u-copia: Forum for those interested in brass instruments. Threads by maker and also on obscure and historic horns.
Lina's Sax 'n' Stuff Site: Forum dedicated to the saxaphone. Includes photos and chat room.
TabCrawler Musician Forums: Discussion forum for guitar and bass. With coverage of surrounding aspects, including lyrics.
TalkBass.com Forums: For bass players of any genre.
theMouthPiece.com Brass Discussion Forum: A very active and complete brass community.
Trumpet Geek Message Boards: Message board related to trumpet playing. Swap ideas, discuss players and equipment.
Violinist.com Discussion Board: Discussion board for violinists.
www.Bassnutz.com: Message board for bass players.