• A Google Objective-C “style guide”
  • Geometry libraries to manipulate NSRect, NSPoint, and similar.
  • Gradient-based shading code
  • Additions to NSBezierPath, including GCPath conversions, round rects, and shading
  • Login item manipulation (Mac specific)
  • gzip for NSData
  • XCode configurations
  • and.. a lot more, naturally.