@Author mrgrassho

GoF Patterns

Pattern	Objective
Abstract Factory	Provide an interface to create a family of related objects, without specifying a concrete class. It's a complex version of factory. It's used when you need to implement a interface of factories.
Adapter
Bridge
Builder
Chain Of Responsability
Command
Composite
Decorator
Facade
Factory
Flyweight
Interpreter
Iterator
Mediator
Memento
Observer
Prototype	To provide an interface for clonning objects. The purpose of clonning is to reuse existing instances instead of creating new ones.
Proxy
State
Strategy

References

GoF Design Patterns - with examples using Java and UML2