There are 1 repository under headunit topic.
Use Wireless Android Auto with a car that supports only wired Android Auto using a Raspberry Pi.
Android Auto Server encapsulates communication with modern car infotainment system
An open source vehicle headunit built in Python
OpenAuto Pro API
A head unit UI designed to replace the RTx/SMEG/RNEG/NG4/RCC/NAC
Proxy server for Android Auto (also known as Google Automotive Link)
Android app that will sync time and temperature with OpenAuto Pro installed on Raspberry Pi
Alpine A110 : Replacing the head unit with an Android Head Unit
Firmware for a device that reads mechanical button presses and converts them to USB HID macros
This script allows macOS users to wirelessly install custom applications on Android devices, such as car headunits. It is an easy-to-use, open-source tool for adding apps to Android systems.