Postmill
postmill.xyz
Postmill is a link aggregator that you can install on your own server: it is a ready-to-use solution to bootstrap your community, including all the features that you've come to expect.

so i came across another reddit clone on GitLab but i don’t think this one is federated there are currently 2 sites that use it as far as i know im probably use it for my self hosted site or just keep using that closed sourced forum script i paid $32 for