The Universal Bluetooth GPS Receiver wirelessly adds highly-accurate GPS to devices, Allows devices to be used with apps that require GPS,
XGPS150A Universal GPS Receiver
Bushnell Backtrack Mini GPS
Aviation GPS Receiver Units, ADS-B & Sirius XM Receivers
BLITZ M10 GPS V2
CANmod.gps: GPS-to-CAN with 3D Inertial Sensor and UDR – CSS Electronics
SparkFun GPS-RTK2 Board - ZED-F9P (Qwiic) - GPS-15136 - SparkFun Electronics
GPS-13740 SPARKFUN ELECTRONICS - Sensor: position, GPS; GP-20U7; SF-GPS-13740
Tiny GPS Tracker : 8 Steps - Instructables
Made in the USA open source Dronecan L1/L2 RTK GPS, F9P, magnetometer, barometer, IMU, buzzer, and safety switch module.
ARK RTK GPS