- Singleton
- Abstract Factory - |NSWindow| (Theme, Style)
- Builder - WebKit Document Representation
- Prototype - |NSCollectionViewItem|, Cell
- FactoryMethod - |NSDocument|, ClassCluster
- Adapter - Delegate, CocoaBinding
- Bridge - |NSImageRep|, Wrapper
- Composite - View Hierarchy, Tree
- Decorator - |NSBox|, |NSScrollView|
- Facade - |NSTextView|
- Flyweight - |NSNumber|
- Proxy - |NSProxy|
- Iterator - Object Enumerator
- Command - Target and Action
- Chain of Responsibility - First Responder
- Memento - |NSUndoManager|
- Observer - NotificationCenter,
- Mediator - Controller
- Interpreter - Grapher.app implementation
- State
- Strategy - |NSURLProtocol|
- Template Method - |-drawRect|, |-layoutSubviews|, Abstract Class (Method)
- Visitor
c.f. Dynamic Objective-C (Makoto Kinoshita) http://hmdt.jp/