Paper

Purpur is a drop-in replacement for Paper servers designed for configurability, and new fun and exciting gameplay features.

A fork of Paper that keeps its plugins and configuration, adding gameplay and configuration options.

Empowering everyone to host fast and efficient Minecraft servers

Written from scratch in Rust with its own plugin API, so Bukkit plugins do not carry over.

A lightweight, fast and extensible game server for Minecraft

A C++ server with a Lua plugin API rather than Bukkit's.

Fork of Paper which adds regionised multithreading to the dedicated server.

Regionised multithreading, so plugins written against a single main thread need porting.

26.2 Lightweight Minecraft server

A library for building a server, with no vanilla worlds or gameplay unless you write them.

A fast, customizable and compatible open source server for Minecraft: Java Edition

Implements the Bukkit API from scratch instead of patching Mojang's server.

A Minecraft server in Rust focused on a strong foundation and performance

A Rust implementation meant to be used as a library, with its own API rather than Bukkit's.