Q&A / Knowledge Communities
7 self-hosted open source alternatives in this category
7 services found
Discourse
Modern, searchable discussion forums for communities
46k
8.8k
Last commit: 2d ago
Open source forum software with real-time discussions, powerful moderation, SSO, and integrations—built for long-lived, searchable community knowledge.
Alternative to:
Zendesk+5
Wiki.js
Modern, extensible wiki and documentation platform
27.6k
3.1k
Last commit: 3d ago
A Node.js-based wiki for team documentation and knowledge bases with Markdown, rich editor, permissions, Git sync, and multiple authentication options.
Alternative to:
Confluence+7
Docmost
Collaborative wiki for team documentation and knowledge bases
18.5k
1.1k
Last commit: 26d ago
Self-hosted collaborative wiki and knowledge base with pages, spaces, permissions, and full-text search for internal documentation.
Alternative to:Confluence+5
Flarum
Modern, lightweight forum software for building communities
16.1k
1.7k
Last commit: 18d ago
Self-hosted, extensible forum platform with a modern UI, rich text editor, notifications, and a robust extension system.
Alternative to:
Discord+4
NodeBB
Modern forum software built for real-time discussions
14.9k
2.9k
Last commit: 3d ago
Real-time Node.js forum platform with plugins, themes, SSO, moderation tools, and integrations for building scalable community discussion boards.
Alternative to:Discord+5
Zammad
Open-source helpdesk and customer support ticketing system
5.3k
918
Last commit: 3d ago
Self-hosted helpdesk for email and multichannel ticketing with SLA, automation, knowledge base, and integrations for support teams.
Alternative to:Zendesk+7
XWiki
Extensible enterprise wiki and knowledge base platform
1.2k
612
Last commit: 2d ago
Java-based enterprise wiki for collaborative documentation with extensions, scripting, workflows, access control, and full version history.
Alternative to:Confluence+5