for demonstartions

Utility class for working with multiple screens in Cocoa

Practical real-world dates

A SIMBL plugin for Terminal.app which enable us to copy on selection.

A modern, flexible logging tool

Miscellaneous open-sourced MacOS Cocoa code by yours truly.

Easy to use CFNetwork wrapper for HTTP requests, Objective-C, Mac OS X and iPhone

Core Animation based UI framework for Mac

Popover windows for OS X

FTP/SFTP/WebDAV etc. for Cocoa. Join the ConnectionKit mailing list for information and suggestions.

A view that takes an original file and a text-form diff and displays it in a graphical form, and can selectively apply the modifications it contains.

An NSTableView replacement that doesn't suck.

A CoreData-like approach to a StackOverflow api

Objective-C JSON

cocos2d for iPhone

Three20 is an Objective-C library for iPhone developers

Reader for Mac like Animation NSSegmentedControl

ObjectiveFlickr, a Flickr API framework for Objective-C

Facebook SDK for iOS

A minimal Github client for iOS

Simple Cocoa global hotkeys

A user interface control to record key combinations. For Mac OS X, uses Cocoa.

ObjC wrapper for ObjC runtime API

An animating outline view for use in Cocoa applications.

A fully customizable Tab bar for Cocoa

Tools for extend OBJ-C classes (especially for extending classes belonging close sourced applications)

A SIMBL plug-in for the Terminal in Leopard which changes the number keyboard shortcuts to switch tabs instead of windows

An open-source Cover Flow implementation