GNS 3000 Bluetooth GPS receiver for mobile – Navigation Mac
GitHub - Stefal/bluegnss4droid: It support Bluetooth GNSS(GPS, GLONASS, Galileo, Beidu, QZSS) receiver on Android for OpenStreetMap mappers. Very aggressive fork of bluegps4droid project(git://git.code.sf.net/p/bluegps4droid/git)