MPOAuth

With MPOAuthConnection, all the work of talking to secure web services is taken care of for you so you only have to focus on how you want to use the data the remote web service provides.

CoreGeoLocation

A Geocoder and reverse GeoCoder sitting atop the CoreLocation frameworks provided by Apple for Snow Leopard and iPhone

fluidium

A Modern, Native Mac OS X Browser Platform based on WebKit with a Cocoa plug-in architecture, tabs, userscripting, userstyles, URL shortcuts, Twitter integration, more.

objc-geocoder

GradientLayer

CAGradient demo