ForumWP is the best forum plugin for WordPress. Use ForumWP to add a forum to your website and create an online community.
- Paid • Open Source
- Online

Over 150 hours of free videos on self-improvement, practical psychology, consciousness, emotional mastery, spirituality, philosophy, metaphysics and more.
- Free • Proprietary
- Online
A Simple, Lightweight, Modern and fast Flat-File Forum, using Json and Markdown or BBcode.
- Free • Open Source
- Self-Hosted

IkoBB is a new open source bulletin board which aim it is to fullfill the wishes and dreams of it's community. New technologies like emojis, identicons and responsive design are the core of this bulletin board.
- Forum Software
- Free • Open Source
- Self-Hosted
- PHP
Help each other — with the main features from StackOverflow, Discourse, Slack, Reddit, and Disqus.
- Q&A Service
- Free • Open Source
- Self-Hosted
- Software as a Service (SaaS)
Phorum is open source forum software with a penchant for speed. Phorum's very flexible hook and module system can satisfy every web master's needs.
- Customer Feedback Manager
- Free • Open Source
- Self-Hosted

AsmBB is high performance web forum software, written entirely in assembly language. It is very lightweight, but provides decent set of features and ultimate performance.
- Forum Software
- Free • Open Source
- Linux

Feature-rich and lightning fast forums. Works standalone or as a Rails engine. Markdown by default, with plugins for code highlighting, KaTeX math, and BBCode. No JavaScript required. Easy deployment on Heroku or with Ansible.
- Forum Software
- Free • Open Source
- Self-Hosted

Bulletin Board is new modern forum software that allow you build a professional forum
- Forum Software
- Freemium • Open Source
- Online

Askbot is a Q&A system, like StackOverflow, Yahoo Answers and some others. Askbot is based on code of CNPROG, originally created by Mike Chen and Sailing Cai and some code written for OSQA.
- Discontinued
- Q&A Service
- Freemium • Open Source
- Online
- Self-Hosted
- Python
- Django

A Reddit-like hub for gamers offering karma, post trends, and discussions on games, memes, and pop culture. Explore with upvotes, downvotes, and free speech.
- Social Network
- Free • Proprietary
- Online

miniBB is a standalone, open source program for building your own Internet forum. If you want a lite, simple and stable message board attached to your existing website at the very high integration level, which may include the full customization of the layout to the look of your...
- Free • Open Source
- Self-Hosted

Twincl is characterized by forum (including link sharing), Q&A, review and blog sites, using CommonMark as its writing format. Twincl features innovative Markdown editing, topic trees, voting/remarks, selected posts, senior authors, logarithmic scales, and more.
- Freemium • Proprietary
- Online

DebateIsland.com is a leading online debate platform which uses A.I. to revolutionize online debating. The site features numerous debating formats including Casual, "Persuade Me," Formalish, Formal Traditional Debating, and Lincoln-Douglas Debating.
- Free • Proprietary
- Online
Discuit is a centralised content aggregation and discussion platform. Users submit links to content or text posts, alongside a title, to various communities. Users of those communities then vote those link up or down by other members.
- Social Network
- Free • Open Source
- Online

Email lists, with an integrated web interface, and control. Administering large mailing list sites
Are you sick of the limitations of open source MLMs, but not ready to give up control to a web-delivered service? Give your users a web interface
Let your users read and post mess.
- Discontinued
- Free • Open Source
- Online
- Self-Hosted

PunBB is a fast and lightweight PHP-powered discussion board. It is released under the GNU General Public License.
- Discontinued
- Free • Open Source
- Mac
- Windows
- Linux
- Self-Hosted
CodeProject is a community of Software development and Design developers joined together with certain common goals: to learn, to teach and to have fun programming.
- Q&A Service
- Free • Proprietary
- Online

Noosfero is a web platform for social networks with blog, e-Porfolios, RSS, thematic discussion and events agenda in the same system.
- Social Network
- Free • Open Source
- Mac
- Windows
- Linux
- JavaScript
We are a small team of developers risen from the world of open-source. We believe in an open and modern Internet. Voten's mission is to give people the power to share their content with not just their friends but the world and interact in real-time.
- Discontinued
- Free • Open Source
- Online
Create Online Forums and Communities for Customer Support, Gathering Ideas and for Close-Group and for Intranet Collaboration
- Freemium • Proprietary
- Online

Polytoria is a free-to-play platform and website similar to Roblox. You can create levels, play levels, talk in a forum, customize your avatar and do many more activities.
- Free • Proprietary
- Mac
- Windows

Self-hosted customer support helpdesk software for organizations serious about data control. Includes ticketing, helpcenter and chat. Run on-premises, in the private cloud or anywhere you want. Also, a cloud-hosted version is available,.
- Help Desk Platform
- Freemium • Open Source
- Mac
- Windows
- Linux
- Online
- iPhone
- iPad
- Self-Hosted
- Software as a Service (SaaS)

Coordino allows you to create a question and answer system for you and your users to enjoy.
- Discontinued
- Q&A Service
- Free • Open Source
- Linux
- Online
- Self-Hosted





































































