Hi there. To get started, first you need to obtain the fantastic pkgbuild software from the ever talanted laszlo. Get it here: http://pkgbuild.sourceforge.net/ Next, you want bootstrap it into /opt/blast as follows: -bash-3.2$ ./configure --prefix=/opt/blast -bash-3.2$ gmake -bash-3.2$ gmake install Next, you need the SUN Studio Compilers, currently supported version is 12.3 - grab them from oracle.com