Flatboard

A Simple, Lightweight, Modern and Fast flat-file forum system written in PHP and Json.

Free Open Source Self-Hosted

MUUT

It's basically a closed source self hosted new and re-thinked forum solution, which can also work as commenting system.

Freemium Web

Flazy

A web application not bloated with superfluous features or complicated configuration settings. Flazy is a simple yet powerful tool — everything you need to use in a...

Free Self-Hosted

DuckDuckGo Community Platform

An open source forum software made by DuckDuckGo that is being used at https://duck.co/forum .

Free Open Source Linux Self-Hosted Perl

Phorum

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. Phorum...

Free Open Source Self-Hosted

OCFHollaines

PCFHollaines is a fast, light, user-friendly forum application for your website. OCFHollaines was designed as a lighter, faster alternative to some of the traditional...

Free Open Source Web

GZ Forum Scripts

Gz Forum Scripts is an open source online forum software. It provides an easy way to manage posts, topic, replies, categories and more. GZ Forum Scripts is developed to...

Commercial Web

PunBB.NET

PunBB.NET is a forum written using the ASP.NET technology. This forum is simple, fast and lightweight. The forum's core itself is only a basis, which allows...

Free Open Source Windows Self-Hosted

PHP Forum Script

PHP Forum Script by PHPJabbers is the perfect online forum software for all kinds of websites! It contains all must-have features of a modern, user-friendly forum...

Commercial Windows Linux

Advanced Electron Forums

Advanced Electron Forums is a free bulletin board software, written in PHP and MySQL. AEF has a very simple and easy to use Administration Panel and installing this...

Free Open Source Self-Hosted

Kunena

Kunena is the ideal forum extension for Joomla. It's free, fully integrated, and no bridges or hacks are required. Want to know more about the Kunena Project? See...

Free Self-Hosted Joomla

FlaskBB

FlaskBB is forum software written in Python using the micro framework Flask. You can easily create new topics, posts and send other users private messages. It also...

Free Self-Hosted Python Flask

miniBB

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...

Free Open Source Self-Hosted

XMB

XMB is a lightweight PHP forum software with all the features you need to support a growing community. With outstanding community support and contribution, you will find...

Free Open Source Self-Hosted

YaBB SE

yabb se is a php/mysql port of the popular forum software yabb (yet another bulletin board). incorporating the same intuitive user...

Free Open Source Mac OS X Windows Linux Web MySQL Community Edition