Viking is a free/open source program to manage GPS data
Earth orbits and satellite coverage display in 3D on your laptop.
#1A - DF4IAH 10 MHz-Ref-Osc. Bootloader and Hardware
Mala ProEx and Easy Locator GPR control software
Managing daemon for GM7 Xtreme GPS Tracker
A C library for parsing/normalizing street addresses around the world
Simple GPS tracking server
Software resources for the ESP32 based IoT Leaf microcontroller board
C API to control NexStar compatible telescopes
A reference implementation of the Polish geobotanical grid
An application for eclipse chasers, by an eclipse chaser.
#5A - STM32L496 based module for free development
GPS tracker for BlackBerry 10
#1B - DF4IAH 10 MHz-Ref-Osc. Application
#3A - GPS assisted tracking device with GSM connectivity and a lot of
This is a port of LibRTK on C#, and into a small c/c++ library.
Multiplatform Ham Radio APRS and Mapping Program
Shortest Path Navigator with Directions and Distance