> For the complete documentation index, see [llms.txt](https://xreal.gitbook.io/nrsdk/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xreal.gitbook.io/nrsdk/v2.1.0/design-guide.md).

# DESIGN GUIDE

- [Design Guide Overview](https://xreal.gitbook.io/nrsdk/v2.1.0/design-guide/design-guide-overview.md)
- [Displaying](https://xreal.gitbook.io/nrsdk/v2.1.0/design-guide/displaying.md)
- [Interacting](https://xreal.gitbook.io/nrsdk/v2.1.0/design-guide/interacting.md)
- [Controlling](https://xreal.gitbook.io/nrsdk/v2.1.0/design-guide/controlling.md)
- [Navigating](https://xreal.gitbook.io/nrsdk/v2.1.0/design-guide/navigating.md)