> For the complete documentation index, see [llms.txt](https://zerodensitydocumentation.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://zerodensitydocumentation.gitbook.io/docs/reality-5.4/reality-5.4/user-guide/what-is-reality-editor.md).

# What is Reality Editor?

<figure><img src="/files/hicPDZpoeWsBUKYwnc6D" alt=""><figcaption><p>Reality Editor Splash Screen</p></figcaption></figure>

Reality Editor inherits the core functionality and capabilities of Unreal Engine while adding its own unique compositor features and optimizations.