Forums in the Music Theory Niche

1. Math Forums
Computer Science / Data Structures & Algorithms / Theory of Computation / Programming Language Theory / Computer Systems & Applications
https://computerscienceforums.com/  

2. Categories
RifMelody.com - Rif Music Mp3, Videos, Flims Downloads
http://www.rifmelody.com/forums.html  

3. AMP Productions
Forum has 53,330 topics.
http://forum.ampprod.com/forum.php  

4. KVR: Forum Index
KVR Audio Forum - Forum - VST Plug-in, AU, AAX, Audio Software Discussion
https://www.kvraudio.com/forum/  

5. Community: Music/Off-Topic
General discussion and community threads.
https://www.sputnikmusic.com/forums/  

6. Party Vibe Radio is a Forum ab
Forum has 355,127 posts.
http://www.partyviberadio.com/forums/  

7. TranceAddict
Discussion related to Trance music and other subgenres of EDM - Techno, House, etc. Join our global community!
http://www.tranceaddict.com/forums/  

8. BuzzJack Music
Music forum community focusing on chart music with fan forums and entertainment discussion. Discuss latest music charts, chart chat, music news and a wide selection of solo artists, groups and bands.
http://www.buzzjack.com/forums/  

9. urban75 forums
urban75 discussion forums
https://www.urban75.net/forums/  

10. Bogleheads
Forum has 7,097,202 posts.
http://www.bogleheads.org/forum/  

11. XenForo
Forum software by XenForo
http://www.islandmix.com/backchat/  

12. chorus.fm
Chorus.fm is a curated music destination for those looking for something outside of the mainstream. News, reviews, forums, articles, and commentary. Founded by Jason Tate.
http://www.absolutepunk.net/forum.php  

13. S.O.S. Mathematics CyberBoard
Forum has 242,695 posts.
http://www.sosmath.com/CBB/  

14. 80sXChange
Topical discussions on everything '80s and '80s inspired.
http://80sxchange.com/forums/forum.php  

15. Steve Hoffman Music Forums
Music, audio, tubes, hi-fi, stereo, vinyl, CDs, hi-res, SACDs, video, and the mastering of Steve Hoffman!
http://forums.stevehoffman.tv/  

16. Digitally Imported Forums
These are the official Digitally Imported Radio Forums, where you can discuss music, life and everything trance.
http://forums.di.fm/  

17. David Icke's Official Forums
Forum for the Future is a leading international sustainability non-profit. For over 24 years we’ve been working in partnership with business, governments and civil society to accelerate the shift...
http://www.davidicke.com/forum/  

18. Hip Hop Universe
Hip Hop Universe - Your forum source for Hip Hop Rap Music Scene, mixtape, dj ...
http://www.hiphop-universe.com/underground/  

19. www.dreamincode.net
https://www.dreamincode.net/forums/  

20. Stereokiller.com
Hardcore, Metal, Emo, Screamo and Hip-Hop Music Message boards. Social networking and profiles.
https://www.stereokiller.com/boards/index.cfm  

21. Fan
TV, TV Shows, Music, Movies, Celebrities, & Other Entertainment Forums
http://www.fanforum.com/  

22. www.daniweb.com
Programming Forum - Our Programming forum category encompasses application development, web development, programming theory, and everything in between.
https://www.daniweb.com/programming/4  

23. Goldenvoice Concerts
This is a music and concert discussion forum.
http://www.goldenvoice.com/forum/  

24. EvaGeeks.org
,, discussion of neon genesis evangelion
https://forum.evageeks.org/index.php  

25. Internet Radio Forums
Internet Radio Support Forums. We have FAQ's and guides for helping you with internet radio stations. We also allow posting of radio show / music promotion and radio volunteering positions.
https://www.internet-radio.com/community/  

26. electro-music.com
Forum has 424,750 posts.
http://electro-music.com/forum/  

27. Moopy Forum
Forum has 81,563 topics.
http://www.moopy.org.uk/forums/  

28. Rap Battles
The Biggest Rap Battle Site and Community
http://www.rapbattles.com/forum/  

29. The Fantasy
This is a Fantasy Genre Discussion Board. The Largest on the web
http://www.thefantasyforum.com/forum.php  

30. The Naked Scientists
The Naked Scientists science discussion forum, a free public science forum for asking and answering questions about science, technology and medicine, chemistry, physics and biology.
https://www.thenakedscientists.com/forum/  

31. Physics Forums: Science Discussion, Homework Help, Articles
Join Physics Forums, where students, scientists, and enthusiasts come together to explore and discuss the current understanding and practice of various scientific fields.
http://www.physicsforums.com/  

32. The Popjustice Forum
It's all about the music except when it's not.
https://forum.popjustice.com/  

33. Bored Of Studies
Australia's largest student community, get access to over 15000 HSC notes, guides and past papers and join thousands of other high school and university students on our forum.
http://community.boredofstudies.org/  

34. www.ballroomdancers.com
https://www.ballroomdancers.com/message_board/  

35. TheCatSite
TheCatSite.com - Where Cats Come First. All about cats, cat care, cat health, cat behavior and more!
https://www.thecatsite.com/f/  

36. Christian Guitar
A Christian Forum For Musicians
http://www.christianguitar.org/forums/  

37. Sciforums - world events, science, religion, philosophy, and technology.
Forum has 104,207 topics.
http://www.sciforums.com/  

38. DMBTabs.com
Forum has 1,737,190 posts.
http://www.dmbtabs.com/boards/  

39. Shoptalkforums.com
Forum has 1,189,153 posts.
http://www.shoptalkforums.com/  

40. WebRats Fun and stupidity at i
Forum has 2,676,550 posts.
https://forums.webrats.com/  

41. Open Photography Forums
Imaging to hold up a lantern to ourselves and the planet we’ve claimed dominion!
https://openphotographyforums.com/forums/  

42. The Sand Trap .com
http://thesandtrap.com/f/  

43. Rapmusic.com
Battle Rap's Homebase
http://board.rapmusic.com/  

44. Forum
Forum has 2,483,171 posts.
http://www.animenewsnetwork.com/bbs/phpBB2/  

45. Cakewalk Forums
http://forum.cakewalk.com/Forums/  

46. HomeRecording.com
Home Recording dot com is a forum for anyone interested in home recording, project studios, mixing their own music and learning how to use studio and computer music products.
https://homerecording.com/bbs/  

47. Casebook: Jack the Ripper Forums
Casebook: Jack the Ripper Forums
https://forum.casebook.org/  

48. Small Wars Council
Professional dialog on Small Wars.
http://council.smallwarsjournal.com/  

49. Home and Away Forum | Back to the Bay
https://www.backtothebay.net/forum/  

50. Science Forums
ScienceForums.net: the world's premier science discussion forum. Many topics covered; for beginners to serious researchers.
https://www.scienceforums.net/