Self-Hosted Index

Categories

Communication - Social Networks and Forums

40 applications, ranked by GitHub stars in the dataset.

  • Mastodon

    Federated microblogging server.

    Replaces Bluesky, Facebook, Threads, and 1 more

    50,464 stars Active

    30 Oct 2026 v4.7.4

  • Discourse

    Advanced forum / community solution based on Ruby and JS.

    Replaces Facebook, Reddit, Slack

    48,046 stars Active

    2 Nov 2026 _gh-attach-assets

  • Flarum

    Delightfully simple forums. Next-generation forum software that makes online discussion fun again.

    16,442 stars Active

    9 Oct 2026 v2.0.0

  • Answer

    Knowledge-based community software. You can use it to quickly build your Q&A community for product technical support, customer support, user communication, and more.

    15,707 stars Active

    22 Sep 2026 v2.0.3

  • NodeBB

    Forum software built for the modern web.

    15,245 stars Active

    1 Nov 2026 v4.16.7

  • Lemmy

    Link aggregator for the fediverse.

    Replaces Reddit

    14,659 stars Active

    30 Oct 2026 1.0.0-beta.3

  • diaspora*

    Distributed social networking server.

    13,654 stars Active

    28 Jul 2026 v0.9.1.0

  • Misskey

    Decentralized app-like microblogging server/SNS for the Fediverse, using the ActivityPub protocol like GNU social and Mastodon.

    Replaces X (Twitter)

    11,368 stars Active

    1 Nov 2026 2026.10.2-alpha.0

  • PixelFed

    Ethical photo sharing platform, powered by ActivityPub federation.

    Replaces Flickr, Instagram

    7,133 stars Active

    2 Nov 2026 v0.15.2

  • HumHub

    Flexible kit for private social networks.

    6,770 stars Active

    28 Oct 2026 v1.19.3

  • remark42

    Lightweight and simple comment engine, which doesn't spy on users. It can be embedded into blogs, articles or any other place where readers add comments.

    5,643 stars Active

    2 Nov 2026 v1.18.0

  • Isso

    Lightweight commenting server written in Python and Javascript. It aims to be a drop-in replacement for Disqus.

    5,310 stars Active

    25 Oct 2026 0.14.0

  • Redlib

    Private alternative front-end to Reddit, with its origins in Libreddit.

    3,965 stars Active

    22 Oct 2026 v0.40.0

  • Misago

    Fully featured modern forum application that is fast, scalable and responsive.

    2,781 stars Active

    23 Oct 2026 0.39.6

  • Loomio

    Collaborative decision-making tool that makes it easy for anyone to participate in decisions which affect them.

    2,624 stars Active

    2 Nov 2026 v3.14.0

  • Artalk

    Comment system built in Golang, providing a lightweight and highly customizable solution for adding comments to your website.

    2,358 stars Active

    28 Oct 2026 nightly

  • phpBB

    Flat-forum bulletin board software solution that can be used to stay in touch with a group of people or can power your entire website.

    2,107 stars Active

    31 Oct 2026

  • Movim

    Modern, federated social network based on XMPP, with a fully featured group-chat, subscriptions and microblogging.

    2,069 stars Active

    1 Nov 2026 v0.35.4

  • Coral

    Better commenting experience from Vox Media.

    2,005 stars Active

    7 Jul 2026 v9.11.8

  • Talkyard

    Create a community, where your users can suggest ideas and get questions answered. And have friendly open-ended discussions and chat (Slack/StackOverflow/Discourse/Reddit/Disqus hybrid).

    1,814 stars Active

    10 Jul 2026 tyse-v1.2026.003-f220a7d9f-regular

  • Friendica

    Social Communication Server.

    Replaces Facebook

    1,698 stars Active

    1 Nov 2026 2026.05-1

  • Elgg

    Powerful social networking engine.

    1,676 stars Active

    20 Oct 2026 7.1.2

  • OSSN

    Social networking software that allows you to make a social networking website and helps your members build social relationships, with people who share similar professional or personal interests.

    1,256 stars Active

    18 Oct 2026 10.1

  • MyBB

    Free, extensible forum software package.

    1,247 stars Active

    23 Oct 2026 mybb_1841

  • Scoold

    Stack Overflow in a JAR. An enterprise-ready Q&A platform with full-text search, SAML, LDAP integration and social login support.

    921 stars Active

    29 Sep 2026 1.70.2

  • Simple Machines Forum

    Free, professional grade software package that allows you to set up your own online community within minutes.

    755 stars Active

    1 Nov 2026 v2.1.8

  • Enigma 1/2 BBS

    Modern, multi-platform BBS engine with unlimited "callers" and legacy DOS door game support.

    674 stars Active

    2 Nov 2026

  • qpixel

    Q&A-based community knowledge-sharing software.

    444 stars Active

    27 Sep 2026 v0.13.0

  • Socialhome

    Federated and decentralized profile builder and social network engine.

    379 stars Active

    29 Oct 2026 v0.9.3

  • BuddyPress

    Powerful plugin that takes your WordPress.org powered site beyond the blog with social-network features like user profiles, activity streams, user groups, and more.

    258 stars Active

    2 Nov 2026

  • Hatsu

    Bridge that interacts with Fediverse on behalf of your static site.

    258 stars Active

    1 Oct 2026 v0.3.5

  • Habitat

    Platform for Local Communities.

    151 stars Active

    21 Oct 2026 1.7.1

  • Akkoma

    Federated microblogging server with Mastodon, GNU social, and ActivityPub compatibility.

    No repository figures recorded

  • AsmBB

    Fast, SQLite-powered forum engine written in ASM.

    No repository figures recorded

  • GoToSocial

    ActivityPub federated social network server implementing the Mastodon client API.

    Replaces Bluesky, Facebook, Threads, and 1 more

    No repository figures recorded

  • Hubzilla

    Decentralized identity, privacy, publishing, sharing, cloud storage, and communications/social platform.

    No repository figures recorded

  • Iceshrimp.NET

    Federated microblogging server that communicates over ActivityPub.

    No repository figures recorded

  • PieFed

    Link aggregator / reddit clone for the fediverse.

    No repository figures recorded

  • Pleroma

    Federated microblogging server, Mastodon, GNU social, & ActivityPub compatible.

    Replaces Bluesky, Threads, Tumblr, and 1 more

    No repository figures recorded

  • yarn.social

    Twitter™-like Decentralised micro-logging platform. No ads, no tracking, your content, your data.

    No repository figures recorded