Geoposler is an open-source vehicle tracking system designed for self-hosting, enabling users to monitor and manage the real-time location of their fleet or individual vehicles. Built with modern web technologies, Geoposler offers a user-friendly interface for live GPS tracking, historical route playback, and detailed reporting. It supports various GPS devices and protocols, making it a versatile solution for personal or business use. By self-hosting Geoposler, users retain full control over their data and can customize the platform to fit their specific tracking needs without relying on third-party services.