Minecraft GitHub Repositories (2026) · Open Source Tools

Minecraft: Java Edition 26.3 rewritten from scratch in Rust, checked against vanilla with 281 differential harnesses. Get it with the Horizon launcher.

3D in-world lyrics music player for Minecraft — NetEase Cloud Music, QQ Music & Kugou.

Blockbench - A low poly 3D model editor

Generate any location from the real world in Minecraft with a high level of detail.

Empowering everyone to host fast and efficient Minecraft servers

A Minecraft Launcher which is multi-functional, cross-platform and popular

Path-traced Minecraft Java 1.21.1 through NVIDIA RTX Remix: a Fabric mod (beta)

A modern game server management panel built in Rust. Deploy, monitor, and manage Minecraft, Rust, and other game servers with industry-leading performance.

A custom launcher for Minecraft that allows you to easily manage multiple installations of Minecraft at once (Fork of MultiMC)

Monorepo containing OneLauncher, OneClient, and their core backend. 100% Rust.

High-performance Minecraft: Rust Edition client written from scratch in Rust and Vulkan. Joins vanilla servers 1.20–26.3.

🐋 Ansible playbook which helps you host various FOSS services as Docker containers on your own server

Server-driven in-world UI and application framework for Minecraft Paper servers.

A bridge/proxy allowing you to connect to Minecraft: Java Edition servers with Minecraft: Bedrock Edition.

Allows of newer clients to connect to older server versions for Minecraft servers.

Reimagining the Hosting Industry

Run language-model agents in Minecraft with Mineflayer tools, persistent sessions and shell sandboxes.

Build efficient Bedrock & Java Minecraft networks with multi-version support. Powers global Connect network at production scale. Runs with 10MB.

Vibe-build in Minecraft. Describe a build in your terminal, see it as a blueprint in your world, place it in one step and undo it in one. Writes datapacks too. Free local models.

A Minecraft: Java Edition Launcher for Android