NML - N0th1ngness Minecraft Launcher

A next-generation Minecraft Launcher with P2P multiplayer, performance optimization, and hot-swap identity switching.

Features

Core

• Version management with multi-source download (Official/BMCLAPI/MCBBS)
• Account system (Microsoft/Offline/Third-party)
• Java auto-detection and download
• P2P multiplayer without public IP (via minecraftBC)
• Offline multiplayer fix for 1.16-1.16.5 (API Hook method)
• Identity hot-swap without game restart
• MCJEBooster performance optimization integration
• MnMCP Mini World cross-play support

Technical Stack

• Core: Rust with Tokio async runtime
• Windows UI: WinUI 3 (native Windows experience)
• FFI: C ABI binding between Rust and C#

Building

Requirements

• Rust 1.75+
• .NET 9 SDK
• Windows SDK 10.0.22621+

Build Commands

# Build Rust Core
cd nml-core
cargo build --release

# Build Windows UI
cd ../NML.Windows
dotnet publish -c Release -r win-x64 --self-contained

Version

Current: v26.1-20240524-RC (Taipa)

Version format: v{YY}.{N}-{YYYYMMDD}-{Type}

• YY: Last two digits of year (26 for 2026)
• N: Commit count within major version (1-50)
• YYYYMMDD: Date
• Type: RC/Stable/Preview

Major version "Taipa" (v26.0 to v26.49)

License

MIT License - See LICENSE file

Credits

Core Developer: StarsailsClover Team: BlockConnect

Integrated Projects:

• MCJEBooster by StarsailsClover (Performance optimization)
• minecraftBC by StarsailsClover (P2P networking)
• MnMCP by StarsailsClover (Mini World bridge)