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
.Net library for using Swiss Ephemeris library swedll32
See the Astronomy Picture of the Day in your desktop!
Software for automated astrometry
Software to restore cyclorama (360 deg. panorama) from photos
Fluorescence and absorption spectroscopy made easy
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
ezRA - Easy Radio Astronomy