You can self host a bb/forum software. If you want it to look like HN, Lobste.rs is open source and shouldn’t be too hard to self host, though I haven’t tried:

You can self host a bb/forum software. If you want it to look like HN, Lobste.rs is open source and shouldn’t be too hard to self host, though I haven’t tried: https://github.com/lobsters/lobsters https://github.com/lobsters/lobsters