Best of 2025

The blog posts Hacker News loved most in 2025. 211 posts.

Games & Graphics
103

Omnimax

In a previous life, I worked for a location-based entertainment company, part of a huge team of people developing a location for Las Vegas, Nevada. It was COVID, a rough time for location-based anything, and things were delayed more than usual. Coworkers paid a lot of attention to another upcoming Las Vegas…

109

Portals and Quake

Ever wanted to know how exactly did Quake’s precomputed visibility work? I did, so I wrote vis.py , a reimplementation of their algorithm in Python. This guide has all the information you need to understand vis , the tool used by Quake, Half-Life and Source Engine games.

117

How Copyover MUD Servers Worked

When I was younger, I played a lot of MUDs (“ Multi-User Dungeons ” — the text-only predecessors of modern MMORPGs, often played over Telnet ). They were great fun, particularly during high school: a lightweight multiplayer game with no client state meant you could log in from any machine in any lab, even Windows…