Here is a list of related projects to get new ideas and compare features
* Free
* Veusz (http://home.gna.org/veusz/)
* QCustomPlot (http://qcustomplot.com/)
* Kst (https://kst-plot.kde.org/)
* SciDAVis (http://scidavis.sourceforge.net/)
* matplotlib (http://matplotlib.org/)
* Grace (http://plasma-gate.weizmann.ac.il/Grace/)
* gnuplot (http://www.gnuplot.info/)
* Plotly (https://plot.ly/)
* Jupyter (http://jupyter.org/)
* Plot2 (http://apps.micw.org/apps/plot2/index.php)
* Abscissa (http://rbruehl.macbay.de/)
* Non-free
* qtiplot (http://www.qtiplot.com/)
* Origin (http://www.originlab.com/)
* Sigmaplot (https://systatsoftware.com/products/sigmaplot/)
* IgorPro (https://www.wavemetrics.com/products/igorpro/igorpro.htm)
* MagicPlot (http://magicplot.com/)
* Teraplot (http://www.teraplot.com/)
* Discontinued
* Scigraphica (http://scigraphica.sourceforge.net/)
* Hippodraw (http://www.slac.stanford.edu/grp/ek/hippodraw/)