Browse free open source Astronomy software and projects for Windows below. Use the toggles on the left to filter open source Astronomy software by OS, license, language, programming language, and project status.
Echoes is a radio spectral analysis software for SDR devices
Stacking program, astrometric (plate) solver, fits file viewer
Version 2 of the myFocuser Project
All-in-one Astrophotography Software Works on multi-OperatingSystem
ASCOM-INDI ESP32 Wifi focuser
Astrophotography image & video processor. Full processing cycle
Navigational Algorithms - Marine navigation
Image viewer/editor specialized in astrophotography 16bits processing
Night Vision is a "planetarium" program written in Java
Astronomy CCD capture software
Hallo Northern Sky planetarium program
A free, fast and accurate routine to compute the position of the Sun
Satellite tracking software
Collimation Circles, app for easy telescope collimation
ProStack - a platform for image processing and analysis
Astronomical Ephemeris
A java 3d simple virtual celestial globe. Source code available
Fortran library to compute positions of celestial bodies