A diagram of TeX engines using the clever smartdiagram package.
Full explanation in Chapter 9, Creating Graphics: Building smart diagrams
Edit and compile if you like:% A diagram of TeX engines
% Author: Stefan Kottwitz
% https://www.packtpub.com/hardware-and-creative/latex-cookbook
\documentclass[border=10pt]{standalone}
\usepackage{smartdiagram}
\usepackage{metalogo}
\begin{document}
\smartdiagram[bubble diagram]{\TeX\ engines,
\TeX\ (dvi), pdf\TeX, \XeTeX, \LuaTeX, Con\TeX t}
\end{document}
Open in Overleaf: bubble-diagram.tex
