BuddyCloud

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Chaino

A flexible WordPress plugin for building online communities, teams, and groups with WordPress-powered sites.

GNU social connects you to a free network of thousands of communities that discuss daily on a variety of topics, each being part of the whole. GNU social supports both single-user and community modes and can be used in an intranet environment or as part of the wider open network. The free and open source microblogging server is written in PHP and built on-top of the OStatus standard for inter-operation between installations.

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Minds is an alternative, blockchain-based social media platform. With Minds you can earn money or cryptocurrency for using the platform and interactive with other people. Tokens can be used to boost posts or crowdfund other users and their cause. Minds was to be a privacy-focused social network that is censorship resistant, and where users can interact without having their personal data harvested.

Mastodon is a free and open source decentralized social network that is used by over 4.4 million people. At mastodon you can follow friends, discover and rally around topics, and share links, pictures, text, video, much like Twitter. The main difference with Mastodon is the decentralized nature of the software. Anyone is free to start their own Mastodon server, that automatically interconnects with all the other Mastodon servers. Since the network is community-owned and not backed by any venture capital you can be sure that your data will not be monitized and that you will have an ad-free experience.

An ethical social network for a brighter tomorrow. Okuna launched on the scene in 2018 with a Kickstarter campaign under the name Openbook, where they succeeded to raise over $50,000. The goal of the project is to build a free and open source social media platform that respects user privacy. Okuna is still in closed beta and provides registration via invites only.