Satellite tracking software
ESP32 mySQM+ Sky-Meter/Weather Station with loads of features
Collimation Circles, app for easy telescope collimation
Build your own GPS unit
Multi-platform Variable Star Visualisation and Analysis
See the Astronomy Picture of the Day in your desktop!
C++ library for very easy operating with TLE data sets and files.
An Easy GUI for IRAF Photometry
Mathematica package to handle Keplerian and perturbed orbits