Install xastir by entering the following commands in the terminal:
sudo apt update sudo apt install xastir
Description:
X Amateur Station Tracking and Information Reporting
Xastir is an APRS client for X. APRS is the Automatic Position Reporting System, a system where objects report their position (usually obtained from GPS) on the air; Xastir displays this information graphically.
Homepage: http://www.xastir.org/
Version: 2.1.0-1
Section: universe/hamradio