- Open Grid Analysis and Display System



- 130 downloads
Seeking to develop advanced interfaces and extensions of the primary GRADS engine, the Open Grid Analysis and Display System provides an interactive desktop tool for access manipulation and visualization of earth science data.
- JSci



- 157 downloads
Focused on developing scientific mathematics software, JSci open source Java applications works to combine scientific methods efficiently.
- Soar



- 120 downloads
Soar is a widely used application in the fields of artificial intelligence development and cognitive science research. The general cognitive architecture is useful for developing intelligent behavioral systems.
- HOL



- 157 downloads
Consisting of a variety of accepted and existing computer science and mathematical theories, HOL is a comprehensive system for proving theorems.
- Avogadro



- 145 downloads
Avogadro is a powerful and free educational software used for molecular editing, chemistry, bioscience and more.
- SciPy



- 237 downloads
A Python package of tools for science and engineering, SciPy includes modules for all your scientific researching needs.
- StarDict



- 140 downloads
StarDict is a free cross-platform astrological and astronomical software program with an international dictionary, and features "Glob-style pattern matching", "Scan seletion word", "Fuzzy search", "Net dict", "Full text translation" and much more.
- Celestia



- 144 downloads
Based on the Hipparcos Catalogue (HIP), Celestia allows users to experience a real-time 3d visualization of the solar system and beyond, and features hundreds of thousands of stars and galaxies. The software also supports an extension mechanism for adds.
- Stellarium



- 102 downloads
Featuring over 600,000 stars from the Hipparcos Catalogue and the Tycho-2 Catalogue, Stellarium offers real-time 3d photo-realistic astronomical views and supports spherical mirror distortion for planetarium dome projection.
- NASA WorldWind

- 101 downloads
Developed by NASA, World Wind is an open-source virtual globe for personal computer use and overlays satellite imagery, maps, models and other data. Users can also view astronomical planes and planetary bodies such as the Moon, Mars, Venus, and Jupiter.