The Android Automotive OS experience features system reference designs and app templates that car makers can customize, along with apps tailored for in-car use.
User interface customizations reflect the car maker’s brand and the configurations of specific car models, while allowing some screen elements to showcase app branding.
Get started: Choose a reference design for your system experience. They're fully built, customizable, and availiable in 2 screen sizes, small landscape and portrait.
![Images of screens in two car dashboards, showing the two reference designs](https://developers.google.cn/cars/design/automotive-os/product-experience/images/side_by_side.png?authuser=7)
Or, check out any of the topics below.
![](https://developers.google.cn/cars/design/automotive-os/product-experience/images/roles_tile.png?authuser=7)
Partner roles
How car makers and app developers each contribute to the AAOS experience
![](https://developers.google.cn/cars/design/automotive-os/product-experience/images/ref_tile.png?authuser=7)
Reference designs
UX details and customization guidance for 2 fully-built reference versions of the system UI, for portrait or landscape screens
![](https://developers.google.cn/cars/design/automotive-os/product-experience/images/system_ui_tile.png?authuser=7)
System UI features
Interaction model and guidance for system features such as notifications