I did this last summer, and I found no issues. I use an emacs built from homebrew (see https://github.com/jkitchin/jmax#mac-users). You will need a LaTeX installation for PDF export. It all works great for me.
Chris Willard writes: > Hello All, > > I am thinking about changing to a Mac from Windows and wanted to check > that there are no issues with using org-mode in OS X. > > I would like to know what version of Emacs people use (e.g. Aquamacs) > and also if there are any issues using org-mode on a Mac. For example, > I export to PDF frequently so would like to know if I need any other > software for this. > > Many thanks, > > Chris -- Professor John Kitchin Doherty Hall A207F Department of Chemical Engineering Carnegie Mellon University Pittsburgh, PA 15213 412-268-7803 @johnkitchin http://kitchingroup.cheme.cmu.edu