Previously:

How to create a game using hyperbolic geometry? (2020) - https://news.ycombinator.com/item?id=36448270 - June 2023 (44 comments)

HyperRogue: A puzzle roguelike in a non-Euclidean world - https://news.ycombinator.com/item?id=26073813 - Feb 2021 (34 comments)

HyperRogue – a non-Euclidean roguelike - https://news.ycombinator.com/item?id=17432974 - June 2018 (38 comments)

HyperRogue – A non-Euclidean roguelike - https://news.ycombinator.com/item?id=9744353 - June 2015 (33 comments)