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

# PIX extensibility APIs (HLSL and mesh viewer)

> Extend PIX with the HLSL extensibility API and mesh viewer plugins to add custom visualizations, capture logic, and analysis to your GPU captures.

Explore extensibility topics for XBOX game development.

> **[PIX extensibility HLSL API](https://docs.xbox.com/tools/tools-console/pix/extensibility/pix-extensibility-hlsl.md)**
>
> When developing your extensions, you can rely on :

> **[Mesh viewer extensibility](https://docs.xbox.com/tools/tools-console/pix/extensibility/pix-extensibility-mesh-viewer.md)**
>
> Assuming you have setup paths to your extension shaders in the settings, you can now see your extensions to the mesh viewer listed in the…

> **[PIX extensibility settings](https://docs.xbox.com/tools/tools-console/pix/extensibility/pix-extensibility-settings.md)**
>
> Mesh and texture viewers extensibility is currently a preview feature.

> **[Texture viewer extensibility](https://docs.xbox.com/tools/tools-console/pix/extensibility/pix-extensibility-texture-viewer.md)**
>
> Assuming you have setup paths to your extension shaders in the settings, you can now see your extensions to the texture viewer listed in…

> **[Extensibility](https://docs.xbox.com/tools/tools-console/pix/extensibility/pix-extensibility.md)**
>
> Please note that extensibility is currently a preview feature.

## See also

* [Gpu](https://docs.xbox.com/tools/tools-console/pix/gpu/index.md)
* [Gpu trace](https://docs.xbox.com/tools/tools-console/pix/gpu-trace/index.md)
* [Shader explorer](https://docs.xbox.com/tools/tools-console/pix/shader-explorer/index.md)


## Related topics

- [NDA topic directory - live Microsoft Learn links](https://docs.xbox.com/nda/nda-topic-directory.md)
- [PIX GPU capture and performance analysis](https://docs.xbox.com/tools/tools-console/pix/gpu/index.md)
- [Xdd2024](https://docs.xbox.com/build/core-features/graphics/overviews/presentations/xdd2024/index.md)
- [PIX on XBOX and Windows for GDK titles](https://docs.xbox.com/tools/tools-console/pix/index.md)
- [PIX Shader Explorer for GPU shader analysis](https://docs.xbox.com/tools/tools-console/pix/shader-explorer/index.md)