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Leopard Reference
A full suite of free developer tools is available to Mac OS X developers, who can speed up their development process by using these tools to prototype, compile, debug, and optimize their software products. Xcode, Apple's integrated development environment, can be used with Cocoa, Carbon, or Java. Apple also provides a wide selection of open source tools, such as GCC.

A guided introduction for developers new to Mac OS X developer tools.   Essential information for developers using the Xcode software development tool set.  
Tools Topics
View the complete Tools Reference List.
Tools and techniques for code generation and debugging.   Open source developer tools such as GCC and GDB.   Apple's IDE for developing iPhone web applications and Dashboard widgets.

Tools and techniques for packaging and installing software.   Developer tools for optimizing products for Intel-based Macs.   An application for designing user interfaces and connecting actions to code.

A mechanism for performing operations and controlling applications using scripts.   Tools for creating and deploying web applications using WebObjects.   Apple's IDE for developing applications, libraries, plug-ins, and more.

View legacy documents, including technologies, features, products, APIs, and programming techniques that are no longer supported or have been superseded.