cocoa.php is a set of PHP classes which emulate some of the features of Objective-C's Cocoa (or GNUStep) framework.
The project is in its VERY early stages at the moment.
My initial motivation was to provide enough functionality to read and write property list files - the aim being to make it very trivial to exchange data between a real Cocoa application and a web-based API.
Code in the project was written from scratch and the only the names of the classes and methods are the same...