The most popular forum sites are focused on technology. These types of sites include several Linux forums as well as an Adobe and Java. Other popular forum sites include game sites and home / hobby sites that cover topics like gardening and photography. All the forum sites listed are high quality sites, in that they are well monitored and do not contain spam posts. Another commonality seen in these sites is that their main focus seems to be on people helping other people in an area that they are both enthused about – gardeners helping other gardeners and web designers helping out other web designers.
It does not matter what topic you are interested in, likely there is a forum available for you to join. Here a just a few popular online forums.
Gentoo Discussion Forums
This forum site is dedicated to Gentoo Linux, a unique and adaptable version of Linux. This discussion forum has nearly 4 million posts from over 100K members on numerous topics in many languages. This message board site utilizes phpBB technology.
These forums are hosted by Adobe and are intended for peer-to-peer discussions relating to Adobe products. This forum site is pretty active with over 100,000 posts about Dreamweaver and over 3000 categories for Adobe Acrobat.
WoW Forum Community
This forum site hosts message boards related to the game World of WarCraft. It has boards on a variety of topics from discussions on classes to technical support. This forum site supports its own markup language.
This forum site hosts nearly 400,000 threads and over 2 million posts related to Ubuntu Linux. This site supports a beginners section, support forums, projects and community discussions. This forum uses vBulletin software for its forums.
Java Forums, supported by the Sun Developer Network, covers Java topics from New to Java to Solaris on x86. The forum technology used for this site is Jive Forums. These forums are very prolific with over 400,000 posts on Java programming alone.
This forum is focused on the Mozilla FireFox browser. It has a user help support section with over 800,000 posts and the Thunderbird support category alone has nearly 400,000. This message board uses phpBB technology.
The Chronicle Forums is for college and university professors. It has nearly 100,000 posts in almost 9,000 topics related to job seeking and nearly 60,000 posts on over 3,000 topics associated with teaching experiences. It is powered by SMF 1.1.1, a product of Simple Machines LLC.
This site hosts numerous paid and free forums on a variety of topics. It is extremely simplistic yet popular. It also includes chat rooms. One of their most popular forums, called The Isle of Whack has over 500,000 posts in the Off Topic section and nearly 300,000 in the Real Question section to total nearly 2 million in all.
This forum site provides discussion threads on technology and Internet topics like web page design and PHP. In total it has over 3 million posts with about 450,000 threads. This forum uses vBulletin software.
This forum covers numerous topics relating to using WordPress blogging tools. It has nearly 250,000 posts on how-to's and troubleshooting and over 75,000 on plugins. It appears that they probably use their own software to run their forum.
Digital Photography Forums
This forum, which has been running since 1999, has millions of threads and millions of posts on topics ranging from lighting technique to printing.
This forum covers all gardening topics, including International forums for growing outside of the US. The forum threads are organized by region, title, topic, plant and type of garden.
This forum site is for genealogist and genealogy topics. The general forum has over 27,000 forums and nearly 25,000 in the Memory Lane section.
Forum for Second Life residents, Second Life reports to have over 4.5 million members from all over the world.