MD3L

Project Overview

MD3L is a Material Design 3 style Minecraft launcher written in Kotlin with Compose Desktop, supporting both Java Edition and Bedrock Edition with a modern interface.

Key Features

• Java Edition: supports Forge / NeoForge / Fabric / Quilt, drag and drop .mrpack modpacks, and silent OptiFine install
• Bedrock Edition: MSIX / GDK install and launch, switch between release and preview, offline support
• Remote multiplayer: built on the Terracotta relay network, create a room and share the code to play with friends
• Desktop stickers: drag PNG / JPG / GIF into the launcher as stickers, move and resize them, adjust GIF speed
• Mod resource center: built-in Modrinth and CurseForge search with automatic Chinese keyword translation
• Multiple accounts: Microsoft, offline, and Yggdrasil (LittleSkin / AuthMe)
• Game statistics: launch count, playtime, and crash rate
• BMCLAPI mirror acceleration and auto update

Target Audience

• Players who manage both Minecraft Java and Bedrock editions
• Users who prefer a modern Material Design 3 all-in-one launcher
• Players who need easy multiplayer and modpack import

Quick Start

1. Download the latest package from the Releases page (Windows or Linux)
2. Install and launch MD3L
3. Add a Microsoft or offline account
4. Choose a version, configure mods and settings, then start the game
5. To play with friends, create a room and share the room code

Core Advantages

• One launcher covering both Java and Bedrock editions
• Modern Material Design 3 interface with smooth interaction
• Built-in Terracotta multiplayer, stickers, and mod resource center
• BMCLAPI mirror acceleration with no separate Java installation required

System Requirements

• OS: Windows 10 / 11 64-bit, or any Linux distribution
• Architecture: 64-bit (x64)

Notes

• Use gradlew run for development and createReleaseDistributable for packaging
• Multiplayer relies on the Terracotta relay network