This file is the original, a google search proves it. Setup Development Environment according to MSFT recommendations. From the Development Environment prompt, launch build.bat. Retrieve transformed assets in gettext folder. License for libiconv is in libiconv-1.9.2-src/COPYING.LIB. License for gettext is in gettext-0.13.1/COPYING. Note : Build.bat produces shared libraries and according to the above two license files: they are licensed under the LGPL license. According to the above licenses , the executable produced are subject to the GPL license.