Making Minecraft 100x faster (by rewriting it in Rust)

This post discusses a new Rust project called 'Pumpkin' that significantly improves the performance of Minecraft servers. The Rust rewrite of Minecraft's server reduces memory usage to 27 MB and CPU usage to 1.5%, compared to the Java version's 2 GB of RAM and 24% CPU usage. Various Rust-based high-performance Minecraft server implementations are mentioned, showcasing the substantial improvements in efficiency and resource utilization. Additionally, the challenges and progress of reverse-engineering Minecraft's server protocols are highlighted.