TextMate – text editor for MacOSX

Pretty neat tool – would use it over BBEdit anyday…
http://macromates.com/

With PHP Code completion:
http://aralbalkan.com/822

and with PHP documentation:
http://techfoolery.com/archives/2006/09/21/2314/?PHPSESSID=9c01f6348304cd99203025b41f061890