Scoold

919

Communication - Social Networks and Forums

Stack Overflow in a JAR.

Simple Machines Forum

729

Communication - Social Networks and Forums

Free, professional grade software package that allows you to set up your own online community within minutes.

Enigma 1/2 BBS

651

Communication - Social Networks and Forums

Enigma 1/2 is a modern, multi-platform BBS engine with unlimited "callers" and legacy DOS door game support.

qpixel

437

Communication - Social Networks and Forums

Q&A-based community knowledge-sharing software.

Socialhome

382

Communication - Social Networks and Forums

Federated and decentralized profile builder and social network engine.

Hatsu

251

Communication - Social Networks and Forums

Bridge that interacts with Fediverse on behalf of your static site.

BuddyPress

247

Communication - Social Networks and Forums

Powerful plugin that takes your WordPress.org powered site beyond the blog with social-network features lik…