What are some alternatives?
When comparing GeoGebra and Matplotlib, you can also consider the following products
GnuPlot - Gnuplot is a portable command-line driven interactive data and function plotting utility.
Wolfram Mathematica - Mathematica has characterized the cutting edge in specialized processing—and gave the chief calculation environment to a large number of pioneers, instructors, understudies, and others around the globe.
Plotly - Make charts and dashboards online from CSV or Excel data. Create interactive D3.js charts, reports, and dashboards online. API clients for R and Python.
Origin - Origin is your new digital playground. It’s where you go to find the best that EA has to offer.
SciDaVis - SciDAVis is a free application for Scientific Data Analysis and Visualization.