Some of these freewares are necessary or useful to maintain, to develop or to use the Napa Simulator, like the gcc compiler Mingw64. A few of these freewares are used in the batch files to improve the user's interfaces. ***** ***** ***** Please note that 1 directory is zipped: 'Boost and "Eigen". ***** Unzipped with 7ZIP, it is necessary to precompile the SARC and ZTRANS ***** functions after an update. ***** *****