MCServerLauncher 2

June 17, 2026 · View on GitHub

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MCServerLauncher 2

A sleek and versatile Minecraft server launcher

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What can it do?

  • 👨🏻‍💻For Users of All Levels: Provides simple mode, advanced mode, import mode to meet the needs of users at different levels.
  • 💻Sleek and Beautiful Interface: Based on Fluent Design language, offering a clean and attractive interface.
  • ⏬One-Click Resource Download: Integrated with FastMirror, MCSL-Sync, and Polestar Mirror for swift resource downloads.
  • ✅Automatic Java Detection: Pioneering Java detection algorithm in the server opening interface, completing the search in 1-2 seconds.
  • 🎞️Multi-Server Management: All-in-one server management for efficient operation.
  • 🔧Self-Developed Plugin System: Implemented using Python features, providing limitless possibilities.

Open Source Projects Used

Please check here for details.

Building MCSL2 from Source Code

git clone https://github.com/MCSLTeam/MCSL2.git
uv sync

uv run deploy.py
Or add Nuitka arguments
uv run deploy.py --disable-console

MCSL 2 Official Website:https://mcsl.com.cn
GitHub Issues:https://github.com/MCSLTeam/MCSL2/issues
Official QQ Group:https://mcsl.com.cn/links/mcsl2-qq-group.html
GPLv3 Open Source License:https://github.com/MCSLTeam/MCSL2/blob/master/LICENSE
QFluentWidgets:https://qfluentwidgets.com

Acknowledgments

Please visit https://mcsl.com.cn/links/ for relevant links.

Also, a big thank you to all contributors!

And to the sponsors too!
Sponsors List

Disclaimer

This open-source project is completely free, and any resale activities will be prosecuted.