SystemDesign

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This repo contains LLD of various systems and example implementation of Design Patterns.

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Table of contents:
- [HLD](https://github.com/anuva04/SystemDesign/tree/main/HLD)
  - [Rate Limiter](https://github.com/anuva04/SystemDesign/blob/main/HLD/RateLimiter/RateLimiter.md)
  - [URL Shortener](https://github.com/anuva04/SystemDesign/blob/main/HLD/URLShortener/URLShortener.md)
  - [E-commerce Store](https://github.com/anuva04/SystemDesign/blob/main/HLD/ECommerceStore/ECommerceStore.md)
  - [Twitter](https://github.com/anuva04/SystemDesign/blob/main/HLD/Twitter/Twitter.md)
  - [Chat System](https://github.com/anuva04/SystemDesign/blob/main/HLD/ChatApp/ChatApp.md)
  - [Video Sharing Platform](https://github.com/anuva04/SystemDesign/blob/main/HLD/Youtube/Youtube.md)
  - [Cab Aggregator](https://github.com/anuva04/SystemDesign/blob/main/HLD/Uber/Uber.md)
  - [Collaborative Editing System](https://github.com/anuva04/SystemDesign/blob/main/HLD/GoogleDocs/GoogleDocs.md)
  - [WebHook System](https://github.com/anuva04/SystemDesign/blob/main/HLD/WebHook/WebHook.md)
  - [Search Engine](https://github.com/anuva04/SystemDesign/blob/main/HLD/SearchEngine/SearchEngine.md)
- [LLD](https://github.com/anuva04/SystemDesign/tree/main/LLD)
  - [ATM](https://github.com/anuva04/SystemDesign/tree/main/LLD/ATM)
  - [Elevator System](https://github.com/anuva04/SystemDesign/tree/main/LLD/ElevatorSystem)
  - [Vending Machine](https://github.com/anuva04/SystemDesign/tree/main/LLD/VendingMachine)
  - [Meeting Scheduler](https://github.com/anuva04/SystemDesign/tree/main/LLD/MeetingScheduler)
  - [Digital Wallet](https://github.com/anuva04/SystemDesign/tree/main/LLD/DigitalWallet)
  - [Movie Ticket Booking System](https://github.com/anuva04/SystemDesign/tree/main/LLD/MovieTicketBookingSystem)
  - [Message Queue](https://github.com/anuva04/SystemDesign/tree/main/LLD/MessageQueue/src/main/java/org/anuva04)
  - [Chess](https://github.com/anuva04/SystemDesign/tree/main/LLD/Chess/src/main/java/org/anuva04)
  - [Inventory Management system](https://github.com/anuva04/SystemDesign/tree/main/LLD/InventoryManagement/src/main/java/org/example)
- [Design Patterns](https://github.com/anuva04/SystemDesign/tree/main/DesignPatterns)
    - [Creational Patterns](https://github.com/anuva04/SystemDesign/tree/main/DesignPatterns/CreationalPatterns)
        - [Factory](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/CreationalPatterns/FactoryPattern.java)
        - [Abstract Factory](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/CreationalPatterns/AbstractFactoryPattern.java)
        - [Builder](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/CreationalPatterns/BuilderPattern.java)
        - [Singleton](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/CreationalPatterns/SingletonPattern.java)
        - [Prototype](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/CreationalPatterns/PrototypePattern.java)
    - [Structural Patterns](https://github.com/anuva04/SystemDesign/tree/main/DesignPatterns/StructuralPatterns)
        - [Adapter](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/StructuralPatterns/AdapterPattern.java)
        - [Bridge](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/StructuralPatterns/BridgePattern.java)
        - [Composite](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/StructuralPatterns/CompositePattern.java)
        - [Decorator](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/StructuralPatterns/DecoratorPattern.java)
        - [Facade](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/StructuralPatterns/FacadePattern.java)
        - [Flyweight](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/StructuralPatterns/FlyweightPattern.java)
        - [Proxy](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/StructuralPatterns/ProxyPattern.java)
    - [Behavioral Patterns](https://github.com/anuva04/SystemDesign/tree/main/DesignPatterns/BehavioralPatterns)
        - [Chain of Responsibility](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/BehavioralPatterns/ChainOfResponsibilityPattern.java)
        - [Command](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/BehavioralPatterns/CommandPattern.java)
        - [Iterator](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/BehavioralPatterns/IteratorPattern.java)
        - [Mediator](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/BehavioralPatterns/MediatorPattern.java)
        - [Memento](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/BehavioralPatterns/MementoPattern.java)
        - [Observer](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/BehavioralPatterns/ObserverPattern.java)
        - [Template](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/BehavioralPatterns/TemplatePattern.java)
        - [State](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/BehavioralPatterns/StatePattern.java)
        - [Strategy](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/BehavioralPatterns/StrategyPattern.java)
        - [Visitor](https://github.com/anuva04/SystemDesign/blob/main/DesignPatterns/BehavioralPatterns/VisitorPattern.java)

SystemDesign

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