<p>The move to Apache2 for the Cycles render engine has stirred quiet some controversity. Yet, recent research is indicating that permissive licenses are becoming more and more popular among Open Source projects. This presentation will show latest research on license popularity, how project growth in OSS is different from closed source software, how popular OSS projects cope with more and more contributions and how companies use the GPL to control instead of sharing. Keeping the core of Blender GPL is still a good strategy, though.</p>
<p>Gottfried Hofmann is a PhD student at the Open Source Research Groupd at Friedrich-Alexander University of Erlangen-Nuremberg. His research topic is empirical analysis of open source software projects. In the Blender community he is known for his website <a href="http://www.BlenderDiplom.com">www.BlenderDiplom.com</a> which provides tutorials on advanced Blender topics.</p>