29Oct/080
Mac Coding For Windows
Write a Cocoa application, create a new target and compile it for Windows. Easy as that. The Cocotron project gives the opportunity for developers to do just that.
There is a good in-depth blog post here. The developers of FileMagnet decided they wanted a Windows version and it took them two months with Cocotron and no Visual Studio at all.
What with Objective-J and Cocotron you could program for the web or Windows or Linux and never get too far away from the frameworks of Apple.