Hard to meet the criteria exactly but maybe poke around some of these older threads for some ideas: Ask HN: Sites like HN on other topics? https://news.ycombi

Hard to meet the criteria exactly but maybe poke around some of these older threads for some ideas: Ask HN: Sites like HN on other topics? https://news.ycombinator.com/item?id=37611708 https://news.ycombinator.com/item?id=37611708 Ask HN: What are some communities like HN? https://news.ycombinator.com/item?id=37616919 https://news.ycombinator.com/item?id=37616919 On a skim just now one that jumped out at me was https://tildes.net https://tildes.net