Ngraph – Create Scientific 2D Graphs on Ubuntu
Ngraph is a free and open source graph application for Linux, Windows and MacOS. It is released under GNU General Public License v2.0 license. Using this application you can create beautiful scientific 2 dimensional graphs for your studies and other works. It is very useful application for researchers and engineers. You can export the graphs in PostScript, SVG, PNG or PDF format. It comes with frame, section and cross graph supports.