In compliance with Section 6, Subsection B of the GPLv3, under which this software is licensed, the corresponding sources are available from the following locations. The Couch Game Engine: Wherever you received this program The OpenGL Extension Wrangler (GLEW): glew.sourceforge.net GLFW: www.glfw.org The LUA Programming Language and Runtime Libraries: www.lua.org Bullet Physics Library: github.com/bulletphysics The Open-Asset-Importer-Lib (ASSIMP): assimp.org GCC Libraries (libgcc, libstdc++, libssp): gcc.gnu.org If you are unable to procure sources from one or more of these servers, contact me via email "dane AT danejohnson DOT org".