Question about Wordpress plugins and hooks. [more inside]
What are your favourite Wordpress plugins? [more inside]
Help with Eventcalendar on my Wordpress blog? [more inside]
So here's a delightfully geeky programming question for those in the know: I need to build a system, preferably in PHP, with a highly extensible plug-in system. And I don't know where to start, although I figure an OO-orientated approach might help. Any ideas?