Software Design Patterns

A repository that contains common design patterns used in software. Based on Gangs of 4 book.

What are deign patterns?

• Design patterns are common architectural approaches
• Popularized by the Gang of Four book(1994)
• Design patterns are universally relevant. Some programming languages such as C# have internalized the design patterns.
• Some design patterns are available as libraries.

Types of Patterns

Creational Patterns

• Builder
• Factories
  • Factory Method
  • Abstract Factory
• Prototype
• Singleton

Structural

• Adapter
• Bridge
• Composite
• Decorator
• Facade
• Flyweight
• Proxy

Behavioral

• Chain of Responsibility
• Command
• Interpreter
• Iterator
• Mediator
• Memento
• Null Object
• Observer
• State
• Strategy
• Template Method
• Visitor