> For the complete documentation index, see [llms.txt](https://docs.lightact.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.lightact.com/assets/playing-notch-blocks.md).

# Notch and TouchDesigner

## Notch blocks

LightAct supports playback of Notch blocks with .dfxdll file extension. LightAct supports both Notch 0.9xxx and 1.0 and above.

{% hint style="info" %}
**Good to know:** Please refer to [Notch page ](/real-time-content-playback/notch-1.md)for more information on playing Notch blocks in LightAct.
{% endhint %}

## TouchDesigner components

LightAct supports the playback of .tox TouchDesigner components.

{% hint style="info" %}
**Good to know:** Please refer to [TouchDesigner page](/real-time-content-playback/touchdesigner.md) for more information on playing TouchDesigner components in LightAct.
{% endhint %}