How to make my own version of PCBSD?

I have idea of custom build pcbsd like freesbie port with scripts. I want my estonian language support and custom applications for terminalserver installation, maybe with clustering support or something.

[antik]

sry I forgot to log in, please rename guest to antik.

[antik]

sry I forgot to log in, please rename guest to antik.

OK I rephraze my guestion: How can I add features to PCBSD?