GitHub - meyfa/CobolCraft: A Minecraft server written in COBOL
CobolCraft
A Minecraft server written in COBOL. It supports Minecraft 1.21.4 (the latest version at time of writing).
Features
The following features are already working:
infinite terrain generation and dynamic chunk loading
persisting world and player data to disk
support for Minecraft's file formats (import existing worlds)
multiplayer (up to 10 concurrent players)
ping/server status (i.e., show as online in the server list)
breaking and placing blocks
block interaction (right-clicking, e.g., ...
Read more at github.com