Bad Craft Launcher

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English

简体中文
日本語

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Bad Craft LauncherRunning Minecraft: Java Edition on Cross-Platform Devices

Elegant interface, user-friendly features, and a lower learning curve

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📦 Download HyperLightBCL
🖇️ GitHub Organization
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Exceptionally High Security

With Rust's memory safety and controllable logic at the Python layer, plus asymmetric encryption and system-level key storage, the launcher handles sensitive data to protect players' personal privacy and prevent leaks.

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Comprehensive Cross-Platform Support

A desktop application built on Tauri, supporting Windows/Linux/macOS devices, with potential future support for Android devices. Integrates across ecosystems (Note:does not support iOS devices due to Just-In-Time optimization constraints).

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Strong Extensibility

Utilizes modular design with a rich ecosystem of third-party libraries. Developers can rapidly expand functionality without modifying core code, eliminating the need for extensive project-wide modifications.

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Better Player Experience

The redesigned UI interface adopts modern design concepts, incorporating numerous practical features to reduce the learning curve for newcomers. It makes launching and managing Minecraft Java Edition more intuitive, efficient, and faster.

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Efficient Multiplayer Mode (Under Development)

Based on EasyTier, modified with Rust for secondary development. Compatible with Taowa Multiplayer, PCL-CE Multiplayer, and FCL Multiplayer. Features and stability will be progressively improved as development advances.

Tips:

Since Bad Craft Launcher and HyperLightBCL are still under development, download links are not provided. However, you can download them fromGitHub Actionsbuilds (requires logging into your GitHub account).

Danger:

Both branches are currently in theAlpha or earlystage and may contain critical bugs that could cause program crashes. If you encounter any issues, please provide feedback via theIssuessection of the respective project.

Note:

HyperLightBCL is entirely developed using Rust, while Bad Craft Launcher is implemented through Python + Rust hybrid approach. These two projects represent different development branches; please refer to their respective documentation and instructions separately.

Open Source License ​

Bad Craft Launcher and HyperLightBCL are open-sourced under the GNU General Public License v3.0, which carries a mutually "infectious" characteristic.

If you distribute a derivative version based on this project, you must generally provide the source code under the same license and comply with the terms of the GNU General Public License v3.0.

The above is a general explanation and does not constitute legal advice. For legal confirmation, please consult a professional attorney.

If you wish to participate in development, we welcome suggestions, issue reports, or code contributions! We greatly appreciate the community's help and feedback.