I just attended the "ActivityPub Based Forums and Threaded Discussions" call, and I really like their work on standardising the way, how forums federate.
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GitHub - swicg/forums: ActivityPub based Forums and Threaded Discussions Task Force
ActivityPub based Forums and Threaded Discussions Task Force - swicg/forums
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GitHub (github.com)
Maybe we need something similar for blogging platforms.... /cc @help @write_as ghost
But I think I'll lurk around the #threadiverse community for now.... it's technically very similar... you have a post and reactions...