The tikz
Linux package is a TeX package for creating graphics programmatically.
From the Cell menu, select Run All to run the hidden code cells and render the generated output content.
VIew hidden code by selecting a hidden code cell and selecting the Toggle selected cell input display button on the toolbar, or toggle the display of all code cell inputs.
%load_ext tikz_magic
%%tikz
\tikzset{every node/.style={font=\sffamily,white}}
\node[fill=red] at (0,0) (a) {This};
\node[fill=blue] at (2,0) (b) {That};
\draw[->] (a) -- (b);
Via https://tex.stackexchange.com/questions/158668/nice-scientific-pictures-show-off
May require additional Latex packages to be installed?