Self-hosted Community & Social tools
109 open source alternatives in this category
109 services found
Mastodon
Open-source federated microblogging social network server
Mastodon is an open-source, ActivityPub-compatible social network server for microblogging, offering federated timelines, moderation tools, media support, and APIs.
Discourse
Modern discussion forum and community platform
Discourse is open-source forum software for community discussion, support, and knowledge sharing, with moderation tools, customization, and built-in chat.
Lila (lichess.org)
Online chess server for real-time play, analysis, and tournaments
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.
Flarum
Open-source PHP forum software for building communities
Lightweight, extensible forum platform built in PHP with a Mithril.js frontend, supporting MySQL/MariaDB/PostgreSQL/SQLite and an active extensions ecosystem.
Apache Answer
Open-source Q&A platform for teams and communities.
Apache Answer is a modern open-source Q&A platform for teams to build knowledge bases, forums, and help centers.
Apache Answer
Open-source Q&A platform for communities, teams, and support
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.
PeerTube
Federated video hosting and streaming with P2P delivery
PeerTube is a decentralized, ActivityPub-federated video hosting platform with live streaming, P2P WebRTC delivery, and customizable community-run instances.
NodeBB
Modern Node.js-based forum and community discussion platform
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.
Lemmy
Federated link aggregator and discussion forum platform
Lemmy is a federated, self-hostable link aggregator and forum platform for creating Reddit-like communities with voting, comments, moderation tools, and ActivityPub federation.
diaspora*
Decentralized, privacy-focused federated social network
Open-source federated social network built around independently run pods, privacy via Aspects, and standard social features; implemented in Ruby on Rails.
Formbricks
Open-source survey and experience management platform
Formbricks is an open-source Qualtrics alternative for creating in-app, web, link, and email surveys with targeting, segmentation, and built-in analysis.
Misskey
Federated microblogging social platform for the ActivityPub fediverse
Misskey is an open-source federated microblogging platform using ActivityPub, enabling communities to run their own social server and interact across the fediverse.
HeyForm
Open-source form builder for surveys, quizzes, and polls
HeyForm is an open-source form builder for creating conversational surveys, quizzes, polls, and questionnaires with templates, logic, integrations, and analytics.
Pixelfed
Decentralized photo-sharing social network for the Fediverse
Pixelfed is a free, open-source, ActivityPub-based photo sharing social network that federates with the Fediverse for decentralized social media.
HumHub
Modular social network and intranet platform for organizations
Open-source intranet and enterprise social network for communication, collaboration, and knowledge sharing with a modular, extensible design.
Remark42
Privacy-focused self-hosted commenting engine
Remark42 is a lightweight, privacy-focused self-hosted comment system with social/email login, moderation tools, notifications, and easy embedding for blogs and sites.
Isso
Lightweight self-hosted commenting server for websites
Isso is a lightweight, self-hosted Disqus alternative that adds a Markdown-based comment system to your website with a configurable JavaScript embed and SQLite storage.
WriteFreely
Minimalist federated blogging platform focused on writing
WriteFreely is a clean, Markdown-based publishing platform for creating minimalist blogs and communities, with ActivityPub federation and low-resource Go deployment.
Synapse
Matrix homeserver for federated, secure real-time communication
Synapse is a Matrix homeserver implementation for running federated, secure real-time chat and collaboration on your own infrastructure.
Fider
Feedback portal for feature requests, suggestions, and voting
Open-source feedback portal to collect ideas, run feature voting, discuss requests, and prioritize product improvements with notifications, tags, and integrations.
Hi.Events
Open-source event ticketing and management platform
Open-source platform for event management, online ticket sales, and attendee check-in with branded event pages, promo codes, analytics, and Stripe payouts.
wanderer
Self-hosted trail database for planning and searching GPS tracks
Self-hosted trail catalog to plan routes, upload GPX/GPS tracks, add metadata, and search, filter, and share trails with optional federation.
Misago
Modern forum software built with Django and React
Misago is a modern, fast forum application built with Python, Django, and React, featuring moderation tools, permissions, private threads, polls, and API integrations.
BookWyrm
Federated social reading and book reviewing platform
BookWyrm is a federated social network to track reading, write reviews, share quotes, and discover books with communities via ActivityPub federation.
Loomio
Collaborative decision-making and voting app for groups
Loomio is a collaborative decision-making tool for group discussions, proposals, and polls, helping teams make transparent decisions asynchronously with a clear record.
Peergos
Peer-to-peer encrypted storage with private social and app platform
Peergos is a peer-to-peer encrypted file storage and private social platform with fine-grained access control, capability links, and a web UI for secure sharing.
Astuto
Open-source, self-hosted customer feedback tool.
Open-source, self-hosted tool to collect, organize and prioritize customer feedback with roadmaps, sign-in, webhooks, and API.
Artalk
Self-hosted comment system for websites and blogs
Artalk is a lightweight, self-hosted comment system with a fast Go backend and a framework-agnostic JavaScript client for embedding comments on any site.
Indico
Web-based event and conference management system
Indico is a web-based event management platform for meetings, lectures, workshops, and conferences, with workflows for registration, reviewing, and room booking.
phpBB
Open-source bulletin board and forum software
phpBB is an open-source forum (bulletin board) platform in PHP for building and managing community discussion boards with extensible theming and add-ons.