SciDaVis - SciDAVis is a free application for Scientific Data Analysis and Visualization.

Google Chart Tools - Google Chart Tools is a world’s most popular tool that allows users to display their data on their website via simple or attractive visualizations.

GnuPlot - Gnuplot is a portable command-line driven interactive data and function plotting utility.

Google Data Studio - Data Studio turns your data into informative reports and dashboards that are easy to read, easy to share, and fully custom. Sign up for free.

Matplotlib - matplotlib is a python 2D plotting library which produces publication quality figures in a variety...

Chartio - Chartio is a powerful business intelligence tool that anyone can use.