Viewmol is a graphical front end for computational chemistry programs. It is able to graphically aid in the generation of molecular structures for computations and to visualize their results.
nPlot (alias nanoplot) aims to be a minimalistic, easy-to-use data analysis application.
Borsuk is a gtkmm2 based maths and physics instant messenger using jabber protocol. It sends data in XML (MathML, SVG) so it can be easily reused i.e. as a webpage. Integrated editor for maths formulas and graphics helps creating data i.e. rewriting it.
Esos is a GTK2-based program for converting values expressed in one unit into another. It supports conversion between multiple types of units, falling into categories such as temperature, distance, volume, mass, etc.
Nice and handy tool for phisicists and any other scientists who need some math. This project contains DOS application with GUI made with BGI and can draw functions in 2D and 3D, approximate with least square method and build histogram (more in future ;)).
Graph is a WYSIWYG 2D plotting tool using GTK+. It need file X-Y and it is easy to use.