Stacking program, astrometric (plate) solver, fits file viewer
A planetarium software that shows a 3D simulation of the night sky
Data Analysis, Simulations and Visualization on the Sphere
Routines for wavefront propagation in IDL, Matlab, and Python
Astronomy CCD capture software
Satellite tracking software
All-in-one Astrophotography Software Works on multi-OperatingSystem
Hallo Northern Sky planetarium program
Navigational Algorithms - Marine navigation
Night Vision is a "planetarium" program written in Java
General data-reduction tool for fiber-fed integral-field spectrographs
DIY project to build a cover, flat panel or combo flip-flat panel
Virtual Planetarium and other Astronomical Calculation Routines
Build your own GPS unit
Earth orbits and satellite coverage display in 3D on your laptop.
automation tool to analyze Foucault test results of parabolic mirrors
Command-line tools for astronomy and astrophysics
Fortran library to compute positions of celestial bodies