bbPress
An open source plugin for the WordPress content management system which offers a function of an online forum integration to the WordPress…

An open source plugin for the WordPress content management system which offers a function of an online forum integration to the WordPress…

Beehive
An online forum/message board system with several powerful features, written by several members of what is now called “Teh Forum”. Main features…

An online forum/message board system with several powerful features, written by several members of what is now called “Teh Forum”. Main features…

Citadel
An open source collaboration messaging and groupware suit which is designed to run on open source operating systems such as Linux…
An open source collaboration messaging and groupware suit which is designed to run on open source operating systems such as Linux…

Discourse
An open source discussion platform built for the next decade of the Internet. It can be used as a mailing list, discussion forum or long-form chat room…

An open source discussion platform built for the next decade of the Internet. It can be used as a mailing list, discussion forum or long-form chat room…

Discuz!
A software for building an internet forum, written in PHP and developed by Comsenz Technology Co., Ltd. The application supports MySQL and…

A software for building an internet forum, written in PHP and developed by Comsenz Technology Co., Ltd. The application supports MySQL and…

FluxBB
An open-source, fast, light, user-friendly forum software. FluxBB is designed as a lighter, faster alternative to some of the traditional feature…

An open-source, fast, light, user-friendly forum software. FluxBB is designed as a lighter, faster alternative to some of the traditional feature…

FUDforum
FUDforum (Fast Uncompromising Discussion Forum) – a free and open source web discussion forum released under the GPL (version 2) license…

FUDforum (Fast Uncompromising Discussion Forum) – a free and open source web discussion forum released under the GPL (version 2) license…

Invision Community
Invision Community (previously: IPS Community Suite) – a proprietary internet community software produced by Invision Power Services Inc…

Invision Community (previously: IPS Community Suite) – a proprietary internet community software produced by Invision Power Services Inc…

MyBB
MyBB (previously: MyBulletinBoard) – an open source web application for creating and running a discussion forum. The project was…

MyBB (previously: MyBulletinBoard) – an open source web application for creating and running a discussion forum. The project was…

PunBB
A fast and lightweight PHP-powered discussion board. It is released under the GNU General Public License. Its primary goals are to be faster…

A fast and lightweight PHP-powered discussion board. It is released under the GNU General Public License. Its primary goals are to be faster…

RetroShare
An open-source peer-to-peer communication and file sharing application. Retroshare establish encrypted connections between…

An open-source peer-to-peer communication and file sharing application. Retroshare establish encrypted connections between…
