\documentclass[a5paper]{article}
\usepackage[margin=5mm]{geometry}
\usepackage{vectorlogos}
\begin{document}
\simplevectorlogo*[height=1.5cm]{scratch}\par
\simplevectorlogo*[height=4cm]{scratch-cat}\par
\simplevectorlogo*[scale=0.33]{texstudio}\par
\simplevectorlogo*{emacs}\par
\simplevectorlogo*[width=3cm]{geogebra-icon}\par
\simplevectorlogo*[height=1cm]{miktex}\par
\simplevectorlogo*[height=2cm]{ctanlion}
\end{document}