This project implements a set of design patterns across different categories to address various software design challenges. The design patterns are organized into four categories: Creational Patterns, Structural Patterns, Behavioral Patterns, and Concurrency Patterns. Each category consists of several design patterns that provide solutions for specific problems.

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

• Delegator
• Adapter
• Proxy
• Bridge
• Decorator

• Iterator
• Memento
• State
• Chain of Responsibility
• Visitor
• Mediator
• Strategy
• Callback
• Observer

• Adapter in Concurrency
• Observer (Listener)
• Thread Pool
• Thread-Safe Singleton
• Double-Checked Lock-DCL
• Read/Write Lock
• Leader/Followers