"Jeremy has some functional NSIS 2 work in place and ready for abuse...well, not real heavy abuse, unless you want to fix stuff yourself, in which case, that's ok too! Hub has located a project that would allow for current stable to be ported to Mac OS X--that being GTK+ on OS X.
"The NSIS 2 branch is in place, all thanks to that Win-devotee, Jeremy. A security bug was found in the wv library that has had a workaround put into place immediately. And, Andrew's attempt at bloodless coup against UCS-2 results in an extensive on list and in chat discussion..."