Social media

Wikipedia's list of social networking sites lists a lot of entries in the social networking scene.

Commercial

Facebook

• Facebook (.com)

Twitter

• Twitter (.com)

Non-commercial / free

Free social network does not only mean that it is free of charge but refers also to user freedom and freedom from ads and tracking.

• PodUpTi.me is a place to discover many instances of diaspora*, Friendica, Hubzilla and Socialhome out there.

Diaspora

The Diaspora* social network is a distributed social network that runs on the extremely fine quality Diaspora* software.

• Official website DiasporaFoundation.org
• Diaspora* Foundation's wiki hosts a wealth of information edited by the community around the diaspora* effort.
• Diaspora* git @ GitHub

Friendica

Friendica

• Official website Friendi.ca
• Friendica git @ GitHub

GNU social

GNU social

• Official website gnu.io/social
• GNU social git @ GitHub

Hubzilla

Hubzilla

• Official website project.hubzilla.org
• Hubzilla demonstration with one-click login as demo user is a good place to quickly get a feel of Hubzilla before actually joining and instance or setting one up yourself.
• Hubzilla git @ FramaGit.org. Hubzilla git was earlier on at GitHub.