Is there any Fediverse member that's more akin to HN/reddit? As in, one where people post to some public wall (sub) as opposed to a personal one. They all seem

Is there any Fediverse member that's more akin to HN/reddit? As in, one where people post to some public wall (sub) as opposed to a personal one. They all seem to focus on microblogging. Maybe they don't find reddit broken enough to fix (nor do I really) or maybe I'm missing a point.