# Editor.GameData

Lets all native and managed tools know about any engine / game entities.

- Kind: class
- Namespace: `Editor`
- Assembly: `Sandbox.Tools`
- Modifiers: static, abstract, sealed

## Properties

- [`EntityClasses`](/api/Editor.GameData/EntityClasses): A list of all entity classes exposed to tools.
- [`LoadedPackages`](/api/Editor.GameData/LoadedPackages): All loaded sbox.game packages for this session to load entities for tools from.

## Methods

- [`LoadEntitiesFromPackage`](/api/Editor.GameData/LoadEntitiesFromPackage): Loads the entity classes from a remote sbox.game game or addon into Hammer.