Self-hosted projects tagged “Forum”

Discourse is open-source forum software for community discussion, support, and knowledge sharing, with moderation tools, customization, and built-in chat.

GPL-2.0Actively maintained

Alternative to:

Flarum Cloud+11

Lila is the open source server behind lichess.org, providing real-time chess, puzzles, analysis, tournaments, teams, and community features via web and mobile clients.

AGPL-3.0Actively maintained

Alternative to:

Chess.com

Lightweight, extensible forum platform built in PHP with a Mithril.js frontend, supporting MySQL/MariaDB/PostgreSQL/SQLite and an active extensions ecosystem.

MITActively maintained

Alternative to:

Flarum Cloud+8

Apache Answer is a modern open-source Q&A platform for teams to build knowledge bases, forums, and help centers.

Apache-2.0Actively maintained

Alternative to:

Stack Overflow+9

Apache Answer is an open-source Q&A platform for community forums, help centers, and internal knowledge sharing with tagging, voting, and a plugin system.

Apache-2.0Actively maintained

Alternative to:

Stack Overflow+5

NodeBB is a modern forum platform with real-time discussions, built-in chat, SSO options, plugins, and flexible theming, backed by Redis, MongoDB, or PostgreSQL.

GPL-3.0Actively maintained

Alternative to:

Discourse+14

Lemmy is a federated, self-hostable link aggregator and forum platform for creating Reddit-like communities with voting, comments, moderation tools, and ActivityPub federation.

AGPL-3.0Actively maintained

Alternative to:

Reddit+3

Moodle is an open-source LMS written in PHP that enables institutions and organisations to create, deliver, and assess online courses with extensible plugins and integrations.

GPL-3.0Actively maintained

Alternative to:

Canvas LMS+12

Misago is a modern, fast forum application built with Python, Django, and React, featuring moderation tools, permissions, private threads, polls, and API integrations.

GPL-2.0Actively maintained

Alternative to:

Discourse+12

phpBB is an open-source forum (bulletin board) platform in PHP for building and managing community discussion boards with extensible theming and add-ons.

GPL-2.0Actively maintained

Alternative to:

Discourse+8

Self-hostable community discussion platform combining Q&A, forums, team chat, ideation/upvoting, and Disqus-style embedded blog comments.

AGPL-3.0Actively maintained

Alternative to:

Stack Overflow+19

MyBB is a PHP-based, open-source forum platform with plugins, themes, moderation tools, private messaging and multi-database support.

LGPL-3.0Actively maintained

Alternative to:

XenForo Cloud+13

Open source Stack Overflow clone for teams: Q&A, knowledge sharing, search, spaces, reputation, webhooks, and integrations via a Para backend.

Apache-2.0Actively maintained

Alternative to:

Stack Overflow+18

Open-source PHP forum software supporting MySQL, PostgreSQL, or SQLite with a modular package system and rich moderation features.

Actively maintained

Alternative to:

Discourse+8

Modern Node.js-based BBS server with Telnet/SSH/WebSocket access, theming and mods, message networks, file areas, doors, and strong authentication options.

BSD-2-ClauseActively maintained

Alternative to:

Discourse+14

ILIAS is a PHP-based open-source learning management system for creating courses, assessments, wikis, forums, calendars and extensible training platforms.

GPL-3.0Actively maintained

Alternative to:

Canvas LMS+19

Lurker is a self-hosted, read-only Reddit client with a mobile-first UI, minimal JavaScript, sqlite storage and account/invite subscription management.

MITSlowing down

Alternative to:

Reddit+2

Open eClass is a PHP-based Learning Management System (LMS) for creating and administering online courses, assessments, multimedia content and communication tools for institutions.

Actively maintained

Alternative to:

Canvas LMS+12

AsmBB is a lightweight, assembly-language web forum engine that runs via FastCGI and stores data in SQLite, designed for Linux servers and high performance.

Activity unknown

Alternative to:

Discourse+6

Fossil is a distributed source control system with a built-in web interface plus integrated issue tracking, wiki, forum, and project collaboration features in a single executable.

Open-source tool for grassroots groups to schedule activities, share offers, and coordinate locally with maps, chats, and participatory governance.

Activity unknown

Alternative to:

Meetup+13

Open source ActivityPub-powered federated forum and link aggregator for running and joining community discussions across the Fediverse.

Activity unknown

Alternative to:

Reddit+17

Redmine is an open source project management app with issue tracking, Gantt charts, wiki, time tracking, and SCM integration for multiple projects.

Activity unknown

Alternative to:

Atlassian Jira+19