These are all based in the same protocol that makes this place work: ActivityPub.
While this is the Threadiverse (Lemmy, Mbin, Kbin, PieFed, etc.), these other are the more general Fediverse, although more dedicated to microblogging.
If you want macrobloggin/traditional social media, you have Friendica, Diaspora*, Aarkvard and some other similar ones.
If you want forums, there are some as Discourse or NodeBB.
If you want video, there is PeerTube.
If you want music, there is Funkwhale.
If you want traditional blogging and/or publishing, Plume or WriteFreely.
There are AP-based software for almost all needs, if not all needs.
Is there an alternative one then?
Mastodon, Pleroma, Akkoma, GoToSocial, Misskey, Sharkey…
These are all based in the same protocol that makes this place work: ActivityPub.
While this is the Threadiverse (Lemmy, Mbin, Kbin, PieFed, etc.), these other are the more general Fediverse, although more dedicated to microblogging.
If you want macrobloggin/traditional social media, you have Friendica, Diaspora*, Aarkvard and some other similar ones.
If you want forums, there are some as Discourse or NodeBB.
If you want video, there is PeerTube.
If you want music, there is Funkwhale.
If you want traditional blogging and/or publishing, Plume or WriteFreely.
There are AP-based software for almost all needs, if not all needs.