As long as it is a newer version of Unstuffit (I think they introduced SITX on 7.x), but a quick peek at their web site would tell for sure. The way to know is if the SITX file doesn't have a custom icon, then chances are you don't have the right version on your machine - when you upgrade the custom icon for SITX files will appear (as opposed to the generic document form). On 13 Dec 2004, at 14:40, Richard M. Kriss wrote: > I have seen some file compressed with Stuffit that end in .sit and > others > that end with .sitx. I assume the x means it was stuffed with an OSX > version of Stuffit. Will the generic Unstuffit expand either version? > > > _______________________________________________ > G4 mailing list > G4 at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/g4 >