10Centuries started out as a simple blogging platform and has evolved over the years to include support for podcasts, action lists, social interactions, and more.

A blogging platform with a social network built in.

A directory/cross index that lets you find your friends by nickname across several social networks. Twitter, App.net, Micro.blog, Mastodon and website URL are indexed.

Essay on, why social media works and what it will take to replace social media with something else.

News, Reviews, and Technical Support. BleepingComputer.com is a premier destination for computer users of all skill levels to learn how to use and receive support for their computer. Additional focus on computer security and privacy.

A community driven site socially networked around extensive forums.

Friendica is a software to create a distributed social network. It is part of the federation of servers that are running with Friendica. Decentralized social network similar to Facebook in look and feel. Has excellent syndication abilities.

Hubzilla is a powerful platform for creating interconnected websites featuring a decentralized identity, communications, and permissions framework built using common webserver technology. Demo link on that site.

A federated social network. Posts are displayed in a grid, post format can be both short micro blog type or long form posts like a blog. Open source so there may be multiple instances.

Site shows memebership, usage, and platorm adoption statistics of many "Federated" social networks operating on several platforms.

A 40 year old articulate virtual community. Paid membership, no advertising, no data mining and real names.