Lobste.rs is open source (https://lobste.rs/about https://lobste.rs/about), and they say that the software is being used to run some sister sites (list here: ht

Lobste.rs is open source (https://lobste.rs/about https://lobste.rs/about), and they say that the software is being used to run some sister sites (list here: https://github.com/lobsters/lobsters/wiki https://github.com/lobsters/lobsters/wiki). I'm not sure how easy it is to just grab and run, though.