HMCL-CE

Project Overview

HMCL CE is an open-source Minecraft launcher continuously developed from Hello Minecraft! Launcher (HMCL). It keeps HMCL's instance management, automatic installation, mod and modpack management, multi-account and cross-platform capabilities, and maintains an independent CE release and extension ecosystem.

Key Features

• Java and Kotlin plugin extensions
• Configurable plugin store sources and GitHub hmclce Topic discovery
• Plugin permissions, dependencies, installation transactions and runtime isolation
• Community-driven plugin review, without official certification as a prerequisite
• Automatic updates via GitHub Releases, SHA-256 integrity checks and CE release signatures
• Support for Windows, Linux, macOS, FreeBSD and platforms such as x86, ARM, RISC-V, MIPS and LoongArch

Target Audience

• Minecraft players
• Users who need multiple instances and account management
• Developers who want to build launcher plugins

Quick Start

1. Download the .exe, .jar, .sh or .deb file for your system from Releases
2. Verify integrity with the .sha256 file provided on the release page
3. Running the .jar directly requires Java 17 or later, Java 21 is recommended
4. To build from source, run ./gradlew build in the repository root

Core Advantages

• Community-driven with an extensible plugin ecosystem
• Broad cross-platform and multi-architecture support
• Automatic updates and integrity checks

System Requirements

• OS: Windows, Linux, macOS, FreeBSD
• Architecture: x86, ARM, RISC-V, MIPS, LoongArch
• Additional dependencies: Java 17 or later to run the .jar

Notes

• Released under GPLv3; modified versions must change the name or version to distinguish them from the original
• The copyright notice shown in the software interface must not be removed
• Building from source requires JDK 17 or later