Scilab 6.0.0 Beta 1
Scilab 6.0.0. beta 1 is released under the terms of the GNU General Public License (GPL) v2.0. Prior to this version, Scilab was licensed under the terms of the CeCILL license v2.1, and continues to be available under such terms. See the License file for details.
Windows Vista, 7, 8, 10
The 32-bit release works on all supported Windows OSs;
the 64-bit is for Windows 64-bit only, with better performances.