Dynamically Typed has a quick new posting pointing to a new article for the Mac users out there - Installing PHP 5 on OS X (if you're using Server Logistics).

There's another article on phpmac.com (which seems to be an excellent site): Building and Installing PHP 5 and Apache 1.3.31 on Mac OS X 10.3.4 - the configure / make / make install approach.

I think, personally, that we'll see many, many more of these kinds of articles as PHP 5 grows and changes...