> ## Documentation Index
> Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# XGameRuntimeTypes

> XGameRuntimeTypes

# XGameRuntimeTypes

Reference material for XGameRuntimeTypes APIs.

## Structures

| Structure                                                        | Description                            |
| ---------------------------------------------------------------- | -------------------------------------- |
| [XColor](/reference/system/xgameruntimetypes/structs/xcolor)     | Specifies an ARGB color.               |
| [XVersion](/reference/system/xgameruntimetypes/structs/xversion) | Represents a four-part version number. |

## Conceptual documentation

* [Microsoft Game Development Kit introduction](https://learn.microsoft.com/gaming/gdk/docs/gdk-dev/intro/introduction)
* [Time-sensitive threads](https://learn.microsoft.com/gaming/gdk/docs/gdk-dev/console-dev/overviews/threads/time-sensitive-threads)
* [Using C# wrappers for GDK APIs in your Unity project](/build/gdk-and-engines/unity/unity-api-wrappers)

## See also

[System API reference](/reference/system/gc-reference-system-toc)


## Related topics

- [XVersion](/reference/system/xgameruntimetypes/structs/xversion.md)
- [XColor](/reference/system/xgameruntimetypes/structs/xcolor.md)
- [System API reference](/reference/system/gc-reference-system-toc.md)
- [XGameRuntimeOptions](/reference/system/xgameruntimeinit/Structures/xgameruntimeoptions.md)
- [XGameRuntimeUninitialize](/reference/system/xgameruntimeinit/functions/xgameruntimeuninitialize.md)