Lynkeos is an astronomical webcam image processing software for OS X.
Satellite tracking software
Astronomy CCD capture software
Echoes is a radio spectral analysis software for SDR devices
Astrology calculation, charting, and analysis
Routines for wavefront propagation in IDL, Matlab, and Python
Earth orbits and satellite coverage display in 3D on your laptop.
User interface for INDI Eqmod telescope driver
Astrophotography image & video processor. Full processing cycle
*nix Sidereal Clock
A scientific plotting library for C/Fortran built on cairo
Simple astronomical CCD controller
مكتبة أبجد
C API to control NexStar compatible telescopes
Astrophysical magnetic fields simulator
An application for eclipse chasers, by an eclipse chaser.