Mastodon
Social NetworksDecentralized open-source microblogging server
Replaces Twitter, X
Best API Social Networks for self-hosting
The 36 best API social networks you can self-host, ranked by community traction.
Discourse
Social NetworksModern open-source community discussion platform
Replaces phpBB, Reddit
NodeBB
Social NetworksNode.js powered forum with real-time updates
Replaces phpBB, Discourse
Lemmy
Social NetworksFederated link aggregator and forum
Replaces Reddit
diaspora*
Social NetworksPrivacy-focused decentralized social network
Replaces Facebook, Twitter
Misskey
Social NetworksDecentralized fediverse platform with rich features
Replaces Twitter, Tumblr
Pixelfed
Social NetworksFederated photo-sharing social platform
Replaces Instagram
Elk
Social NetworksProgressive web client for Mastodon and Pleroma
Replaces Twitter app
WriteFreely
Social NetworksMinimalist federated blogging platform
Replaces Medium, Tumblr
Vanilla Forums
Social NetworksOpen-source community forum software
Replaces phpBB, Discourse
Misago
Social NetworksModern Django-based forum software
Replaces phpBB, Discourse
pump.io
Social NetworksStreams server for the social web
Replaces Twitter
Plume
Social NetworksFederated blogging engine for the fediverse
Replaces Medium, WordPress.com
Pleroma
Social NetworksLightweight fediverse microblogging server
Replaces Twitter, Tumblr
Elgg
Social NetworksFramework for building social networks
Replaces Facebook Groups, Yammer
Friendica
Social NetworksDecentralized social network with broad federation
Replaces Facebook, Twitter
Mobilizon
Social NetworksFederated tool for events and groups
Replaces Facebook Events, Meetup
Bridgy Fed
Social NetworksBridge connecting IndieWeb sites to the fediverse
Replaces Twitter
Fedify
Social NetworksActivityPub server framework for TypeScript
Replaces Twitter
webmention.io
Social NetworksHosted endpoint for receiving Webmentions
Replaces Disqus
Bridgy
Social NetworksConnect personal websites to social networks
Replaces Disqus, Hosted social embeds
Soapbox
Social NetworksCustomizable fediverse web front-end
Replaces Twitter app
kbin
Social NetworksFederated content aggregator and microblog
Replaces Reddit
Hollo
Social NetworksSingle-user federated microblogging server
Replaces Twitter, Mastodon
Mbin
Social NetworksCommunity-driven fork of the kbin aggregator
Replaces Reddit
Akkoma
Social NetworksFeature-rich fediverse server forked from Pleroma
Replaces Twitter, Tumblr
Socialhome
Social NetworksFederated personal social home pages
Replaces Tumblr, Facebook
Hubzilla
Social NetworksDecentralized identity and social platform
Replaces Facebook, Google+
mlmym
Social NetworksOld-Reddit-style alternative front-end for Lemmy
Replaces Reddit
lemmyBB
Social NetworksForum-style web front-end for the Lemmy backend
Replaces Reddit, phpBB
Friendiqa Hub
Social NetworksFederated photo gallery and social timeline
Replaces Instagram, Flickr
Fedibird
Social NetworksFeature-rich Mastodon fork for advanced users
Replaces Twitter
Sublinks
Social NetworksReddit-style federated link aggregator backend
Replaces Reddit
Catodon
Social NetworksCommunity-driven fork of the Iceshrimp fediverse server
Replaces Twitter
Osada
Social NetworksActivityPub social server with nomadic features
Replaces Facebook, Twitter
Tesseract
Social NetworksMedia-focused alternative web interface for Lemmy
Replaces Reddit
No apps match these filters.
Every option here is open-source and self-hostable, tagged API within the social networks category. Compare them on the individual app pages for setup difficulty and resource requirements.