I don't know if it's what you're looking for, but lobste.rs is "the other HN" for me. Admittedly it's not quite as large and active, but then HN is currently h

I don't know if it's what you're looking for, but lobste.rs is "the other HN" for me. Admittedly it's not quite as large and active, but then HN is currently hard to beat in that area.