A planetarium software that shows a 3D simulation of the night sky
Data Analysis, Simulations and Visualization on the Sphere
Navigational Algorithms - Marine navigation
General data-reduction tool for fiber-fed integral-field spectrographs
AstroCTC - Linux astronomy software for Planetary and Lunar image c
Cross-platform open source software for astrophotography
C API to control NexStar compatible telescopes
Open source observatory control software
smart Workflow Engine
Very simple web-interfase for astrospectrograph
Astronomy Observation Planning Software
GIRAFFE Data Reduction Software
Siril is an astronomical image processing software for Linux.