Community & Social
30 self-hosted open source alternatives in this category
30 self-hosted open source alternatives in this category
30 services found

Decentralized social networking with ActivityPub federation
Self-hostable federated microblogging server for the ActivityPub network, with timelines, media attachments, moderation tools, and rich web/mobile clients.


Modern, searchable discussion forums for communities
Open source forum software with real-time discussions, powerful moderation, SSO, and integrations—built for long-lived, searchable community knowledge.

Open-source project and product management platform
Self-hostable project management tool for issues, sprints, roadmaps, and product planning with a modern UI and API.

Modern, extensible wiki and documentation platform
A Node.js-based wiki for team documentation and knowledge bases with Markdown, rich editor, permissions, Git sync, and multiple authentication options.

Collaborative wiki for team documentation and knowledge bases
Self-hosted collaborative wiki and knowledge base with pages, spaces, permissions, and full-text search for internal documentation.

Modern, lightweight forum software for building communities
Self-hosted, extensible forum platform with a modern UI, rich text editor, notifications, and a robust extension system.

Modern forum software built for real-time discussions
Real-time Node.js forum platform with plugins, themes, SSO, moderation tools, and integrations for building scalable community discussion boards.

Federated video hosting powered by WebTorrent and ActivityPub
PeerTube is a self-hosted, federated video platform using ActivityPub and BitTorrent/WebTorrent to publish, stream, and share videos across interconnected instances.


A federated link aggregator and discussion platform
Self-hosted, ActivityPub-based forum platform for communities, link posts, and threaded discussions with federation across the Fediverse.


Gamified habit and task tracker with RPG mechanics
Habitica turns your habits, dailies, and to-dos into an RPG with rewards, streaks, parties, and challenges to help you stay consistent.


Open-source surveys and product feedback for web apps
Self-hosted surveys and feedback forms for web apps with targeting, links, webhooks, and analytics to collect product and customer insights.


All-in-one secure mail server with modern spam filtering
Stalwart is an all-in-one mail server (SMTP/IMAP/JMAP) with built-in anti-spam/DMARC, web admin UI, and flexible routing for running your own email infrastructure.

Federated microblogging platform with rich social features
Self-hosted ActivityPub social network server with customizable UI, reactions, drive storage, powerful moderation, and federation with Mastodon and other Fediverse apps.


Self-hosted live streaming server with built-in chat
Owncast is a self-hosted live streaming server for broadcasting RTMP to a web player with built-in chat, moderation tools, embeddable stream pages, and theming.


Open-source project management for Lean and Agile teams
Self-hosted project management system with roadmaps, kanban, tasks, time tracking, and client collaboration designed around Lean/Agile workflows.

Open-source form builder for surveys and data collection
Self-hostable, Typeform-style form builder with logic, themes, integrations, and embeddable forms for surveys, feedback, and lead capture.

A federated, privacy-focused photo sharing platform
Self-hostable photo sharing network built on ActivityPub, offering Instagram-like publishing, federation with the Fediverse, and moderation/admin controls.


Modular social network and intranet platform for teams
Self-hosted social networking and intranet software with spaces, activity streams, user profiles, and a module marketplace for collaboration.

Open-source helpdesk and customer support ticketing system
Self-hosted helpdesk for email and multichannel ticketing with SLA, automation, knowledge base, and integrations for support teams.

A minimalist, federated blogging platform
Self-hosted, privacy-focused publishing platform for blogs and multi-user instances, with a distraction-free editor, optional federation, and theming.

Collect and prioritize product feedback with voting
Self-hosted customer feedback portal to collect ideas, let users vote, and manage feature requests with statuses and notifications.


Open-source survey platform for advanced questionnaires
Self-hosted survey software for building questionnaires with branching logic, multilingual support, quotas, and exportable results for research and feedback.


Open-source event ticketing and registration platform
Self-hosted event management for ticket sales, registration, check-in, and attendee communications with organizer/admin tools and payment integrations.


Matrix homeserver for decentralized, federated messaging
A Matrix homeserver that powers federated real-time chat with accounts, rooms, APIs, and integrations for clients like Element.


Embeddable XMPP web chat client for websites and platforms
Converse is an open-source, browser-based XMPP/Jabber chat client you can embed in any site to provide 1:1 and group messaging over existing XMPP servers.


Privacy-focused web front-end for Reddit
Redlib is a fast, lightweight alternative web UI for browsing Reddit without JavaScript or tracking, supporting RSS feeds, theming, and optional proxying of media.


A decentralized social network that connects to the Fediverse
Self-hostable federated social network for long-form posts, groups, forums, and cross-network connectivity via ActivityPub and other protocols.


A self-hosted tournament bracket manager
Self-hosted web app to create and manage tournament brackets, players/teams, and match results with a simple UI.

Extensible enterprise wiki and knowledge base platform
Java-based enterprise wiki for collaborative documentation with extensions, scripting, workflows, access control, and full version history.

A lightweight platform for collecting and managing user feedback.
Self-hosted feedback tool to collect, triage, and organize user ideas and requests with a simple web UI.
