API references

Core GNUstep frameworks

Base

The Objective-C standard library.

<Foundation/Foundation.h>, <GNUstepBase/*.h>

GUI

A powerful, flexible, cross-platform desktop GUI toolkit.

<AppKit/AppKit.h>, <GNUstepGUI/*.h>

Make

An easy-to-use build system based on GNU Make.

Other GNUstep and GAP frameworks

Third-party frameworks

Étoilé

Objective-S