GChemPaint, a 2D chemical editor and some other programs related to chemistry suitable for the GNOME desktop. The Gnome Chemistry Utils include three utilities: - a 2D chemical editor (GChemPaint). - a chemical calculator (computes raw formule, molar weight, mass composition, etc..) and isotopic pattern). - a molecule 3d viewer using OpenGL to display molecular models. - a crystal structues viewer and editor. - a periodic table of the elements. - a spectrum viewer. These programs are based on an included C++ library which provides a few widgets and various classes, some related to chemistry and some utility classes.