FreeCAD

FreeCAD is a parametric 3D modeler made primarily to design real-life objects of any size. Parametric modeling allows you to easily modify your design by going back into your model history and changin...
Language(s): C++, Python
Operating system(s): Linux, Mac OS, Unix, Windows
License: GNU Lesser General Public License

GNOME Evolution

GNOME Evolution (formerly Novell Evolution and Ximian Evolution, prior to Novell's 2003 acquisition of Ximian) is the official personal information manager for GNOME. It has been an official part of G...
Language(s): C
Operating system(s): Unix, Linux
License: LGPL

GNU Bison

Bison is a general-purpose parser generator that converts an annotated context-free grammar into a deterministic LR or generalized LR (GLR) parser employing LALR(1) parser tables. As an experimental f...
Language(s): C
Operating system(s): Unix, Linux
License: GNU General Public License

GNU Debugger

GDB, the GNU Project debugger, allows you to see what is going on `inside' another program while it executes -- or what another program was doing at the moment it crashed. GDB can do four main kind...
Language(s): C
Operating system(s): Unix, Linux, Windows
License: GNU General Public License

GROMACS

GROMACS is a versatile package to perform molecular dynamics, i.e. simulate the Newtonian equations of motion for systems with hundreds to millions of particles. It is primarily designed for bioche...
Language(s): C++, C
Operating system(s): GNU/Linux, Mac OS, Windows, Unix
License: LGPL versions >= 4.6, GPL versions < 4.6