The main open source alternative to Facebook is Friendica. It has more features than Diaspora, encrypted communications, emphasis upon decentralization and you

The main open source alternative to Facebook is Friendica. It has more features than Diaspora, encrypted communications, emphasis upon decentralization and you can install it easily on a LAMP stack. You don't have to settle for being data mined and sold by Mr Zuckerberg, or owned by the Communications Data Act.