Matplotlib

Matplotlib is versatile and powerful Python data visualization library. It has been recently used for rendering the first picture of a black hole and to illustrate the existence of gravitational waves.

Matplotlib is a Python 2D plotting library which produces publication quality figures in a variety of hardcopy formats and interactive environments across platforms. Matplotlib can been be used in Python scripts, the Python and IPython shells and has been implemented in Jupyter notebooks, web application servers, and four graphical user interface toolkits.

https://matplotlib.org/