The Cocotron is an open source project which aims to implement a cross-platform Objective-C API similar to that described by Apple Inc.'s Cocoa documentation. This includes the AppKit, Foundation, Objective-C runtime and support APIs such as CoreGraphics and CoreFoundation.

Cocotron

Assuming you have a Mac running OS X, Xcode 3.2 or higher and a Mercurial client, in order to use Cocotron you need to:

A) Checkout/clone the Cocotron source with Mercurial

Go to Source

B) Run InstallCDT for the target platforms you want

Go to InstallCDT

D) Compile Cocotron for the target platforms

E) Add Cocotron based targets to your project

Go to Creating Targets

F) Compile your project against Cocotron

Go to Cross Compiling