| Class | Object | |
| Creational | Factory Method |
Abstract Factory Builder Singleton Prototype |
| Structural | Adapter |
Adapter Bridge Composite Decorator Facade Flyweight Proxy |
| Behavioral | Template Method |
Chain Of Responsibility Command Interpreter Iterator Mediator Memento Observer State Strategy Visitor |
| Creation of object | Static relations between classes | ||
| Object structure | Dynamic relations between objects | ||
| Interaction between objects |
| Concurrency patterns: | Active Object | Monitor Object | Thread Pool |
Articles: Database Access Memory Leaks