Discourse is described as 'Open source discussion platform built for the next decade of the Internet. A modern forum, everything's been redesigned to be easy' and is a very popular Forum Software in the social & communications category. There are more than 50 alternatives to Discourse for a variety of platforms, including Web-based, Self-Hosted, SaaS, Linux and Windows apps. The best Discourse alternative is phpBB, which is both free and Open Source. Other great apps like Discourse are Flarum, NodeBB, Vanilla Forum and XenForo.
Chorus is an ad-free, algorithm-free group hosting platform, an alternative to Facebook Groups, Discord, and Mighty Networks for groups that want a private space to connect without ads or algorithmic feeds.
United States
A flat, lightweight open-source forum in plain PHP that installs by unzipping a folder, with SQLite or MySQL and a plugin marketplace.
