MSMP Entity

A server-side Fabric mod that extends the Minecraft Server Management Protocol (MSMP) by providing additional functions for getting and setting entity data.

This mod is designed for tooling, dashboards, automation systems, external monitoring tools, and integrations that need structured access to entity information without relying on command parsing or RCON hacks.

RPC Methods

The mod currently provides the following MSMP RPC methods. All of these methods are also automatically discoverable through the standard rpc.discover MSMP endpoint.

Method	Description
entity:dimension	Returns the current dimension of any loaded entity by UUID, or a player by name
entity:dimension/set	Transfers any loaded entity to the given dimension, keeping its current position and rotation
entity:dimension/changed	Returns a list of all tracked entities for the dimension changed event
entity:dimension/changed/add	Add entities to the dimension change notification tracker
entity:dimension/changed/clear	Clear all entities for the dimension changed event
entity:dimension/changed/remove	Remove entities from the dimension change notification tracker
entity:health	Returns the current and maximum health of any LivingEntity
entity:health/set	Partially updates the health and/or maximum health of any LivingEntity
entity:health/changed	Returns a list of all tracked entities for the health changed event
entity:health/changed/add	Add entities to the health change notification tracker
entity:health/changed/remove	Remove entities from the health change notification tracker
entity:items	Returns all occupied inventory slots of an online player in Vanilla NBT format
entity:items/set	Partially updates an online player's inventory using a diff approach
entity:position	Returns the current position of any loaded entity
entity:position/set	Teleports any loaded entity to the given position within its current dimension
entity:position/changed	Returns a list of all tracked entities for the position changed event
entity:position/changed/add	Add entities to the position change notification tracker
entity:position/changed/remove	Remove entities from the position change notification tracker
entity:rotation	Returns the current rotation of any loaded entity by UUID, or a player by name
entity:rotation/set	Sets the rotation of any loaded entity, preserving its position and dimension
entity:saturation	Returns the current food level and saturation of an online player
entity:saturation/set	Partially updates the food level and/or saturation of an online player
entity:uuid	Returns the UUID of an online player by name

RPC Notifications

The mod also provides the following MSMP RPC notifications that clients can subscribe to:

Method	Description
entity:notification/dimension/changed	Fires when a tracked entity changes dimension

Installation

1. Download the mod .jar and place it in your server's mods/ folder.
2. Enable the Management Server in server.properties:

   management-server-enabled=true

3. Start the server. The Management Server will listen on localhost:25576 by default.

License

LGPL-3.0