# Overview LightAct supports playback of Notch blocks, TouchDesigner components and enable integration with Unreal Engine. Users have also been using LightAct with Unity game engine, but in most cases Unity was running on another machine and streamed content into LightAct either through NDI or live video input. Data was sent between the applications with one of network protocols (UDP, OSC or TCP). --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.lightact.com/real-time-content-playback/notch.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.