Open Source Self-Hosted Social Networks

Federated and open-source social network with no ads, 500-character limit, custom emojis, and content warnings, emphasizing privacy and personal interaction.

Federated image sharing platform prioritizing privacy, safety, and user control, ad-free operation, no algorithms, open-source, and supports self-hosting.

Lemmy is similar to sites like Reddit, Lobste.rs, or Hacker News: you subscribe to forums you're interested in, post links and discussions, then vote, and comment on them. Behind the scenes, it is very different; anyone can easily run a server, and all these servers are...

An open social network that gives creators independence from platforms, developers the freedom to build, and users a choice in their experience.

Diaspora is a federated social networking service, designed to be a more privacy-aware alternative to Facebook . Share what you want, with whom you want.

Nitter is a free and open-source front-end mirror of Twitter, which allows you to consult Twitter, with a focus on privacy.

BookWyrm is a social network for tracking your reading, talking about books, writing reviews, and discovering what to read next. Federation allows BookWyrm users to join small, trusted communities that can connect with one another, and with other ActivityPub services like...

Pleroma is a free, federated social networking server built on open protocols. It is compatible with GNU Social, Mastodon, and many other ActivityPub and OStatus implementations.

ActivityPub is a decentralized social networking protocol based on the ActivityStreams 2.0 data format. ActivityPub is an official W3C recommended standard published by the W3C Social Web Working Group.

Friendica is a distributed social network application. Which allow users to connect with others via their own Friendica server, but may also fully integrate contacts from other platforms including Twitter, diaspora*, Pump.io and StatusNet into their 'newsfeed'.

Hubzilla is a powerful platform for creating interconnected based websites featuring a decentralised identity, communications, and permissions framework built using common webserver technology. Hubzilla is very suitable for communities (of any size).

A forever evolving, sophisticated microblogging platform.

GNU social is a continuation of the StatusNet project. It is social communication software for both public and private communications. It is widely supported and has a large userbase.

The simplest open protocol that is able to create a censorship-resistant global "social" network once and for all.

Inventaire is a book sharing webapp, inviting everyone to make the inventory of their books, define what they want to do with it (giving, sharing, selling), as well as who should be able to see it (shared publicly, or only visible to your friends and groups).

GoToSocial is an ActivityPub social network server, written in Golang.

Sharkey is a Misskey fork following upstream changes when possible, with added features. Like any other ActivityPub software Sharkey can interface with the thousands of servers that form the fediverse, an interconnected social network, working in tandem with software such as...

Decentralized social platform built on XMPP, supporting self-hosting, cross-network communication, group chat, video calls, blog publishing, and user data ownership.

This is a fork of Pleroma, which is a microblogging server software that can federate (= exchange messages with) other servers that support ActivityPub. What that means is that you can host a server for yourself or your friends and stay in control of your online identity, but...

Wafrn is a social network inspired by tumblr, that also can connect with other wafrn instances, or with mastodon, pleroma, firefish and other platforms that use activitypub.

HumHub is a free social network software and framework built to give you the tools to make teamwork easy and successful.

Social network for the distributed P2P network ZeroNet.

Oekaki board for fediverse.

Decentralized social network on the fediverse. Usable for both #microblogging and full length #blog posts. Editing both content and replies is supported.

Iceshrimp is a derivative of Misskey that has been offering practical solutions, enhancements, and improvements since 2023. It is designed to address user needs directly, focusing on delivering straightforward fixes and features that users find valuable.