Forem
Forums & CommunityOpen source community platform behind DEV
Replaces Discourse, Reddit
Best Multi-User Forums & Community for self-hosting
The 38 best Multi-User forums & community you can self-host, ranked by community traction.
Answer
Forums & CommunityModern Q&A platform for building knowledge communities
Replaces Stack Overflow, Confluence
Spectrum
Forums & CommunityOpen-source platform for building online communities
Replaces Discord, Discourse
Lobsters
Forums & CommunityComputing-focused link aggregation and discussion site
Replaces Reddit, Hacker News
Fider
Forums & CommunityOpen platform for collecting and voting on feedback
Replaces Canny, UserVoice
Commento
Forums & CommunityPrivacy-friendly embeddable discussion widget
Replaces Disqus, Facebook Comments
FlaskBB
Forums & CommunityForum software written with Flask
Replaces phpBB
Laravel.io
Forums & CommunitySelf-hosted forum built on the Laravel framework
Replaces phpBB
Coral
Forums & CommunityOpen-source commenting platform for newsrooms
Replaces Disqus, Facebook Comments
Schnack
Forums & CommunityLightweight self-hosted commenting system
Replaces Disqus, Facebook Comments
Talkyard
Forums & CommunityCommunity forum combining discussion, chat and Q&A
Replaces Discourse, Disqus
Question2Answer
Forums & CommunityFree open-source Q&A platform in PHP
Replaces Stack Overflow, Quora
Askbot
Forums & CommunityDjango-based question and answer forum software
Replaces Stack Overflow
esoTalk
Forums & CommunitySimple, fast forum software for online discussion
Replaces phpBB, Discourse
MyBB
Forums & CommunityFree and extensible community forum software
Replaces vBulletin, phpBB
Tildes
Forums & CommunityNon-profit community discussion platform
Replaces Reddit
Scoold
Forums & CommunitySelf-hosted Q&A platform and Stack Overflow alternative
Replaces Stack Overflow
vichan
Forums & CommunityLightweight image board software
Replaces 4chan-style boards
SMF
Forums & CommunitySimple Machines Forum community bulletin board
Replaces vBulletin, phpBB
django-machina
Forums & CommunityForum engine for Django applications
Replaces phpBB
PieFed
Forums & CommunityFederated discussion and link aggregation platform
Replaces Reddit
Lainchan
Forums & CommunityImage board engine forked from vichan
Replaces 4chan-style boards
YAF.NET
Forums & CommunityOpen-source forum software for ASP.NET
Replaces phpBB, vBulletin
Discuit
Forums & CommunityOpen-source community discussion platform
Replaces Reddit
FluxBB
Forums & CommunityFast, light and user-friendly forum application
Replaces phpBB
Shapado
Forums & CommunityOpen-source question and answer community software
Replaces Stack Overflow, Quora
Codidact
Forums & CommunityCommunity-driven Q&A knowledge-sharing platform
Replaces Stack Overflow, Stack Exchange
AnsPress
Forums & CommunityQuestion and answer community plugin for WordPress
Replaces Stack Overflow, Quora
JForum
Forums & CommunityJava-based community discussion board
Replaces phpBB
PunBB
Forums & CommunityFast and lightweight PHP-powered discussion board
Replaces phpBB
ElkArte
Forums & CommunityModern, free community forum software
Replaces SMF, phpBB
Discourse-compatible Antville
Forums & CommunityLong-running community and weblog hosting platform
Replaces WordPress, phpBB
FUDforum
Forums & CommunityFast, scalable, customizable open-source forum
Replaces phpBB, vBulletin
Throat
Forums & CommunitySelf-hosted Reddit-style community platform
Replaces Reddit
Phorum
Forums & CommunityLightweight, mature PHP message board software
Replaces phpBB
bbPress
Forums & CommunityLightweight forum software that integrates with WordPress
Replaces phpBB, vBulletin
Flarum Tags Extension
Forums & CommunityOfficial tagging extension for Flarum forums
Replaces vBulletin categories
Discuz! X
Forums & CommunityWidely used Chinese-origin community forum system
Replaces phpBB, vBulletin
No apps match these filters.
Every option here is open-source and self-hostable, tagged Multi-User within the forums & community category. Compare them on the individual app pages for setup difficulty and resource requirements.