Monitor your server's performance in the tab menu, boss bar, and action bar

Minecraft plugin/mod to set the server list MOTD using MiniMessage for formatting, supporting RGB colors.

squaremap is a minimalistic & lightweight world map viewer for Minecraft servers, using the vanilla map rendering style

Carbon is a modern chat plugin built on channels, with just about every single setting and format configurable.

Paper plugin adding in-world chess matches against players and chess engines (CPUs) to Minecraft