/usr/bin/cgps
/usr/bin/gegps
/usr/bin/gps2udp
/usr/bin/gpsctl
/usr/bin/gpsdecode
/usr/bin/gpsmon
/usr/bin/gpspipe
/usr/bin/gpxlogger
/usr/bin/lcdgps
/usr/bin/xgps
/usr/bin/xgpsspeed
You may install this package on Debian with
apt-get
install gpsd-clients