Re:Data points that Facebook uses to target ads
by freax4evar on Saturday August 20, 2016 @01:12AM
(#12325324)
There's diaspora [0] and GNU social [1], but those haven't yet managed to pop up into the mainstream. Network effects should ensure that they do not anytime soon. With that said, the mounting controversy over Facebook and Twitter's moderation may end up pushing marginalized groups into these platforms.
[0]: https://diasporafoundation.org/
[1]: https://www.gnu.org/software/social/