mastodon.social is one of the many independent Mastodon servers you can use to participate in the fediverse.
The original server operated by the Mastodon gGmbH non-profit

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If you're American, join the PSL (Party for Socialism and Liberation).
www2.pslweb.org/join

@sgtnasty

In my opinion, yes, this is the party that socialists and communists should be supporting.