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 Examples

NSOpenGLView (Mac/Windows)

A simple NSOpenGLView example. Source. Binary.

NSOpenGLView example running on Windows XP. (image may distort due to scaling)

NSOpenGLViewXP