Forums in the App Development Niche

1. Site Owners Forums
Prime Web Development and Marketing forum!
https://siteownersforums.com/  

2. thepersonaldevelopmentforum.com
Learn about Wisdom, Happiness & Excellence. Life-improvement, Personal Growth and Self-help.
https://thepersonaldevelopmentforum.com/  

3. Muscular Development Forums
Forum Description
https://forums.musculardevelopment.com/forum  

4. Actualized.org Forum
A community of people interested in self-actualization, personal development, consciousness work, meditation, and enlightenment. Ask questions, share resources, get advice. Join for free.
https://www.actualized.org/forum/  

5. www.uncommonforum.com
Discuss psychology, get help, give help, chat with other practitioners - come and join the community at Uncommon Knowledge's Forum.
https://www.uncommonforum.com/  

6. SysOpt Forums
This is a discussion forum for all aspects of computer systems optimization and customization
https://www.sysopt.com/forum.php  

7. OKclarity
Discuss & explore common mental health, personal development & emotional wellness topics in the Jewish Community. You deserve a supportive community, join the conversation.
https://okclarity.com/forums/  

8. CodingForums.com
Web coding and development forums. Get help on JavaScript, PHP, CGI, CSS, XML, and more.
http://www.codingforums.com/  

9. Zend Forums
Forum has 44,635 posts.
http://forums.zend.com/  

10. RaGEZONE
Create your own MMORPG server, Find free MMO and MMORPG servers, mod your xbox 360 or PS3, Discuss, Develop and Play Online Games!
https://forum.ragezone.com/  

11. GSM-Forum
Forum has 9,000,409 posts.
https://forum.gsmhosting.com/vbb/  

12. www.silkysteps.com
Early years forum for craft activities, network support for professional practitioners, children's play, learning and development
https://www.silkysteps.com/forum/  

13. skyscraperpage.com
SkyscraperPage.com's discussion forum is one of the world's most active community discussion portals for skyscraper, urbanism and building enthusiasts. Featuring coverage of the world's projects,...
https://skyscraperpage.com/forum/  

14. gotoAndLearn() Flash Forums
Forum has 125,187 posts.
http://www.gotoandlearnforum.com/  

15. Webmaster Forums
Webmaster forums offers help and resources in web development, website design, web hosting, search engine marketing, HTML, XML, Perl, Java, JavaScript,xhtml CSS, PHP, mySQL, SEO and web design
http://www.webmasterforums.com/  

16. SEO Chat Forums
SEO Chat
http://forums.seochat.com/  

17. Audacity Forum
Forum has 321,150 posts.
https://forum.audacityteam.org/  

18. Forums
Forum has 19,602 posts.
http://flashpanoramas.com/forum/  

19. SSA® Car Audio Forum
SSA® Car Audio Forum has a wealth of car audio knowledge, members & technical data. Best car audio forum since 2001!
https://www.soundsolutionsaudio.com/forum/  

20. The Bitcoin Forum
The Bitcoin Forum
https://forum.bitcoin.com/  

21. Beauty Zone
Beauty Zone Discussion Board
https://www.beautyzone.co.uk/  

22. Pulmonary Hypertension News Forums
No Description.
https://pulmonaryhypertensionnews.com/forums/  

23. forum.earlyretirementextreme.com
Forum has 225,976 posts.
https://forum.earlyretirementextreme.com/index.php  

24. SkyscraperPage
SkyscraperPage.com's discussion forum is one of the world's most active community discussion portals for skyscraper, urbanism and building enthusiasts. Featuring coverage of the world's projects,...
https://forum.skyscraperpage.com/  

25. Antionline Forums
AntiOnline Forums - Computer security community for internet safety and trusted networks
http://www.antionline.com/forum.php  

26. Bitcoin Forum
Bitcoin Forum is a community of developers, academics, and entrepreneurs dedicated to promoting and improving Bitcoin.
https://bitco.in/forum/  

27. NZ Weather Forum
Forum has 138,210 posts.
http://weatherforum.org.nz/phpBB3/  

28. www.indiaparenting.com
This is a discussion forum.
https://www.indiaparenting.com/forums/forum.php  

29. bitcointalk.org
Bitcoin Forum - Index
https://bitcointalk.org/  

30. The PokéCommunity Forums
This is a Pokémon forum for Pokémon fans all over the world. Discussions include games, trading card game, strategies, TV series, movies, role play, fan fiction, and trivia
http://www.pokecommunity.com/  

31. NeuroSkillz Club Self-improvement forum and...
A self-development discussion board and forum for achievers and lifelong learners.
https://neuroskillzclub.com/  

32. Webmasters, SEO, Internet Marketing & Digital...
WebmasterSun is the most popular webmaster and internet marketing forums. You will find more useful information and resource here!
https://www.webmastersun.com/forums/  

33. International Web Developers N
The International Web Developers Network, free registration and resources for all website developers.
http://www.iwdn.net/  

34. ATG Vintage Watches
Meet and discuss interesting ‘non’ brand specific watches of the 20th Century and beyond. - Moderator Alistair Gibbons ATG
https://atgvintagewatches.com/  

35. eMastercam.com
Sign up in eMastercam to participate in a variety of online mastercam forums
https://www.emastercam.com/forums/  

36. The Property Forum - The Place to Talk Property
Join the Property Forum experts with the latest discussions real estate, property developent, investment and more.
https://www.propertyforum.com/forum/  

37. Real Muscle Forums - Body Building and fitness Forums
Real Muscle forum is a fitness and bodybuilding forum purely for the discussion of keeping fit and improving your body.
https://www.realmuscleforum.com/  

38. Webmaster Forum, SEO & Interne
Webmaster Forum is a great place to learn about Internet Marketing Online, SEO Techniques, Search Engine Marketing and resources for Web Development.
http://www.webmastersun.com/  

39. www.seomastering.com
Seo Forum, Search Engine Optimization - Website Promotion
https://www.seomastering.com/seo-forum/index.php  

40. - Cape Verde
Forum has 42,758 posts.
http://www.capeverde.com/forum/  

41. The Bot World
TBW is a free botting community a place for bots,prizes,contests,make money and more...
http://thebotworld.com/  

42. The Warhammer Forum
Forum has 1,401,630 posts.
http://warhammer.org.uk/phpBB/  

43. www.hrbuzz.com.au
HR Buzz is a collaboration resource for Australian HR people.
https://www.hrbuzz.com.au/forum/  

44. History Teachers'
Forum has 101,039 posts.
http://www.schoolhistory.co.uk/forum/  

45. www.domainstate.com
DomainState.com is an all-in-one domain resource site dedicated to domainers and the domaining industry. Our site includes a domain forum, domain tools, domain directory, registrar stats and more.
https://www.domainstate.com/forum.html  

46. hrsuccesstalk.com
Discussion on HR topics like Performance management, statutory compliance, training, HRD, employee engagement, HRMIS. Recruitment and Talent Acquisition.
https://hrsuccesstalk.com/forum/  

47. Warrior Nation
Warrior Nation is about casual and competitive video game e-Sports expanding upon mind-shattering imagination within a world of virtual game play.
http://warriornation.net/Forum/  

48. The Get Rich Slowly Forums
Forum has 77,843 posts.
http://www.getrichslowly.org/forum/  

49. Roundcube Community
Roundcube Community Forum - Index
https://www.roundcubeforum.net/  

50. Ubuntu Forums
A help and support forum for Ubuntu Linux.
http://ubuntuforums.org/