Marker Command Engine (MCE)

Marker Command Engine is a lightweight and high-performance command execution engine for Minecraft datapacks. It allows you to run commands directly from storage using a clean marker entity + command block technique.

Features

• Execute commands stored in storage mce:cmd
• Very low performance impact
• Simple and clean API
• Clean marker entity method
• Supports Minecraft 1.21+ (pack_format: 57)
• / Support

Installation

1. Download or clone this repository.
2. Put the marker-command-engine folder into your world's datapacks folder.
3. Run /reload in your Minecraft world.
4. You should see a successful load message in chat.

Usage

Run a Command

# Store the command
data modify storage mce:cmd Command set value "say Hello World!"

# Execute it
function mce:api/run

Show Help

function mce:api/help

Available Functions

Function	Description
mce:api/run	Executes the command stored in storage
mce:api/help	Shows help information
mce:core/load	Runs when datapack is loaded
mce:core/reset	Cleans up marker and command block

Technical Details

• Marker: Tagged with Tags:["mce.cmd"]
• Command Block: Temporarily placed at 0 -64 0 and removed immediately
• Reset operation runs automatically after 3 ticks

For Developers

Storage structure:

{
  "Command": "your command here"
}

License

This project is licensed under the MIT License — you are free to use, modify, and distribute.

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Made with ❤️ for the Minecraft Datapack Community