\section{License Issues} \cgal\ is open source software, and consists of different parts covered by different licenses. \subsection{Qpl \label{licenses:QPL}} More text to come. \subsection{LGPL \label{licenses:LGPL}} More text to come. \subsection{Commercial Licenses \label{licenses:Commercial}} Users who cannot comply to the open source license terms can buy individual data structures under various commercial licenses from GeometryFactory (www.geometryfactory.com). \subsection{License Compatibility \label{licenses:Compatibility}} GPL ...