[Khazul]

General
*Harmony Central - http://acapella.harmony-central.com/forums/index.php
Sound on Sound - http://www.soundonsound.com/forum
Analogia (bunch of nutters) - http://analogkid.us/yabb/YaBB.pl
Music Player Network - http://forums.musicplayer.com/ubbthreads.php/ubb/cfrm
TGND music/gear/virus - http://www.thegirlnextdoor.de/Virusforum.htm

Product related
*Ableton Live - http://www.ableton.com/forum/index.php
Cubase - http://www.cubase.net/phpbb2/
*Korg - http://www.korgforums.com/forum/phpBB2/index.php
*Elektron - http://www.elektron-users.com/modules/newbb/
Roland Synths - http://forums.rolandclan.info/index.php
Roland V-Drums - http://www.vdrums.com/forum/
*Access Virus - http://www.infekted.org/
Access Virus - http://www.virusti.com/forum/
Yamaha Motif - http://www.motifator.com/forums/index.php
Yamaha 01x/mLan - http://www.01xray.com/forums/
Alesis Fusion Synth - http://www.promusicproducts.com/forum/phpBB2/index.php
Alesis Fusion Synth - http://fusioneer.proboards102.com/index.cgi#general

Dance music
Dance music - http://www.i-dance.com/forum/active.php
Tracks for DJs - https://www.beatport.com/forums/ubbthreads.php

* Ones I might login into most weeks