A planetarium software that shows a 3D simulation of the night sky
Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets, nebulae and others things like ground, landscape, atmosphere, etc.
Real-time 3D visualization of space
Celestia is an application for real-time 3D visualization of space, with a detailed model of the solar system, over 100,000 stars, more than 10,000 galaxies, and an extension mechanism for adding more objects.
chklinks is a non-threaded Perl link checker. It helps finding broken links on your website. It does not raises many simultaneously connections for its job, run out of the resources and crash your system in a moment.
A standarised system to provide Hilal (first visible moon) observations collected into a Standard Data Collection and Decision System (SDCDS). The input comes from computer guided telescopes and manual inputs.
Java version of Stellarium.
The only converter between the Hijri(Islamic) & Gregorian dates, that is 100% compatible with Um AlQura Calendar of Saudi and most of Muslim World. Format Hijri/Greg dates according to PHP:date() standards in Eng/Arabic. Hijri date() & mktime() functions