# Extensions

Extension data types provided by the Combat plugin that add fields to other plugins' entries.

| Extension                    | Extends          | Description                     |
| ---------------------------- | ---------------- | ------------------------------- |
| Character Stats Extension    | `CharacterEntry` | Combat stats on characters      |
| Item Stats Extension         | `ItemEntry`      | Stat modifiers on equipment     |
| Item Abilities Extension     | `ItemEntry`      | Abilities granted by items      |
| Weapon Auto Attack Extension | `ItemEntry`      | Auto-attack config on weapons   |
| Quest Objectives Extension   | `QuestEntry`     | Combat-related quest objectives |

See [Extensions](/documentation/developer-guide/core-systems/extensions.md) for how to create custom extensions.


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