It used to be, maybe it still is https://github.com/wting/hackernews https://github.com/wting/hackernews (7 years ago) Iirc they didn't want to publish details

It used to be, maybe it still is https://github.com/wting/hackernews https://github.com/wting/hackernews (7 years ago) Iirc they didn't want to publish details of the ranking algorithm at some point, to prevent "hacking" of submissions. Maybe they stopped publishing the code since then.