FSSIM version archive Note that all versions found here are non-current and therefore not supported in any manner by the Ministry of Forests. Use at your own risk. The current version is fss4.20b and is available for the following operating systems: Solaris 2.6, using GNU C++ 3.2.3 Mac OS X, using GNU C++ 2.9.5 Windows (uses CYGWIN dll) coming soon D. Waddell Feb 19, 2004