Automatic Packet Reporting System (APRS™) (Formerly "Automatic Position Reporting System") is an amateur radio based digital communication system for real-time exchange of digital information to users on the network. APRS was originally developed by Bob Bruninga, WB4APR more than 20 years ago. It has since evolved into a robust system of interconnected networks.
List of APRS applications available on GNU/Linux:
1. APRSD - aprsd is a server daemon that provides Internet gateway and client access to amateur radio APRS packet data.
2. APRSDigi - An advanced multi-interface APRS(tm) digipeater using Linux kernel AX.25 and IPv4 and IPv6 UDP.
3. Xastir -
What more APRS can do ?
How APRS works ?
APRS handheld setup