Bukkit is a Minecraft server modification software and API, and while the original project itself is stale, forks like PaperMC and Spigot are actively maintained, and most plugins and servers use some variant of Bukkit.
Minecraft server software fork of Paper to improve performance without behavioural changes.
Luminol的分支，旨在 Folia 上运行更多 bukkit 插件
EmpireCraft Server Software
A fork of Paper that implements the experimental Linear region file in the Minecraft dedicated server.
Fusion - A Crazy Minecraft Server Software Fusing Amazing Bukkits and Mods (for Practice)
Template to create a maintainable fork of Purpur
Another Paper 1.12.2 fork with some performance enhancements, bug fixes, and improvements.
Bukkit/Spigot/Paper based Minecraft server used by Minebench.de | Looking for an updated version? If so most patches are PRd into Paper now, Origami will continue once patches that Paper wont accept are necessary.
A fork of the Paper (Bukkit) API for use in Glowstone
Exploring the deepest depths of forking
Another Pufferfish fork
High performance Spigot fork that aims to fix gameplay and mechanics inconsistencies
The fastest and easiest way to download any version of Spigot
Created by Nathan "Dinnerbone" Adams
Released December 22, 2010