esquisse - RStudio add-in to make plots with ggplot2 drag and drop GUI.
Minitab - Minitab helps businesses increase efficiency and improve quality through smart data analysis.
R Lang - R is a free software environment for statistical computing and graphics.
Chemoface - Chemoface is a novel free user-friendly interface for chemometrics.
Rattle - Rattle is a GUI for data mining using R.
Design-Expert - Design of Experiment software.