VoxelCore – voxel game engine in C++

Luanti (formerly Minetest) is an open source voxel game-creation platform with easy modding and game creation

Empowering everyone to host fast and efficient Minecraft servers.

Minecraft game engine for massive custom events

A reimplementation of the minecraft server in rust.

Bits and Chisels is a Fabric mod for modern Minecraft that lets you remove small bits from blocks using chisels.

A lightweight, fast and extensible game server for Minecraft

An LoD rendering mod for minecraft