> ## 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.

# XAudio2 Helper APIs

> Reference for the XAudio2 Helper APIs in the Microsoft Game Development Kit (GDK), including XAudio2Xbox playback helpers and XDSP digital signal processing.

XAudio 2 Helper APIs reference material for the Microsoft Game Development Kit (GDK).

## In this section

[XAudio2Xbox](https://docs.xbox.com/reference/audio/xaudio2xbox/xaudio2xbox_members.md)\
Reference material for XAudio2Xbox APIs.

[XDSP](https://docs.xbox.com/reference/audio/xdsp/xdsp_members.md)\
XDSP Reference


## Related topics

- [Audio API reference](https://docs.xbox.com/reference/audio/gc-reference-audio-toc.md)
- [Use XAudio2 to play a sound](https://docs.xbox.com/build/console-features/audio/overviews/xaudio2-play-sound.md)
- [XAudio2Xbox](https://docs.xbox.com/reference/audio/xaudio2xbox/xaudio2xbox_members.md)
- [XAudio2XMAEncoder](https://docs.xbox.com/build/console-features/audio/tools/xma2encoder/methods/xaudio2xmaencoder-xmaencoder-xbox-microsoft-m.md)
- [XAudio2CreateWithSharedContexts](https://docs.xbox.com/reference/audio/xaudio2xbox/functions/xaudio2createwithsharedcontexts.md)