A web server that hosts positioning information, and a client application that displays it on a map.
Based on https://www.racedepartment.com/downloads/alivieska-gps-discontinued.22471/ (https://github.com/Wampa842/MySummerMods)
Usage: Extract AlivieskaGpsServer.dll to the mods folder. Extract Alivieska GPS client wherever you like. Start My Summer Car and the GPS client. (Create/Load Save) Click on "Connect" in the GPS client.
MySummerCar Mod : https://www.racedepartment.com/downloads/alivieska-gps-updated-2019.29525/