| Pattern | Category | Tags |

| :--- | :--- | :--- |

| [Abstract Document](abstract-document) | Structural | Extensibility |

| [Abstract Factory](abstract-factory) | Creational | Gang of Four |

| [Active Object](active-object) | Concurrency | Performance |

| [Acyclic Visitor](acyclic-visitor) | Behavioral | Extensibility |

| [Adapter](adapter) | Structural | Gang of Four |

| [Aggregator Microservices](aggregator-microservices) | Architectural | Cloud distributed |

| [Ambassador](ambassador) | Structural | Decoupling |

| [API Gateway](api-gateway) | Architectural | Cloud distributed, Decoupling |

| [Arrange/Act/Assert](arrange-act-assert) | Idiom | Testing |

| [Async Method Invocation](async-method-invocation) | Concurrency | Reactive |

| [Balking](balking) | Concurrency | Decoupling |

| [Bridge](bridge) | Structural | Gang of Four |

| [Builder](builder) | Creational | Gang of Four |

| [Business Delegate](business-delegate) | Structural | Decoupling |

| [Bytecode](bytecode) | Behavioral | Game programming |

| [Caching](caching) | Behavioral | Performance |

| [Callback](callback) | Idiom | Reactive |

| [Chain of Responsibility](chain-of-responsibility) | Behavioral | Gang of Four |

| [Circuit Breaker](circuit-breaker) | Behavioral | Performance, Decoupling |

| [Cloud Static Content Hosting](cloud-static-content-hosting) | Cloud | Cloud distributed |

| [Collection Pipeline](collection-pipeline) | Functional | Reactive |

| [Command](command) | Behavioral | Gang of Four |

| [Composite](composite) | Structural | Gang of Four |

| [Composite Entity](composite-entity) | Structural | Enterprise Integration Pattern |

| [Converter](converter) | Creational | Decoupling |

| [Data Access Object](data-access-object) | Architectural | Data access |

| [Data Bus](data-bus) | Architectural | Decoupling |

| [Data Mapper](data-mapper) | Architectural | Decoupling |

| [Data Transfer Object](data-transfer-object) | Architectural | Performance |

| [Decorator](decorator) | Structural | Gang of Four, Extensibility |

| [Delegation](delegation) | Structural | Decoupling |

| [Dependency Injection](dependency-injection) | Creational | Decoupling |

| [Dirty Flag](dirty-flag) | Behavioral | Performance, Game programming |

| [Double Checked Locking](double-checked-locking) | Idiom | Performance |

| [Facade](facade) | Structural | Gang of Four, Decoupling |

| [Factory](factory) | Creational | Gang of Four |

| [Factory kit](factory-kit) | Creational | Extensibility |

| [Factory Method](factory-method) | Creational | Gang of Four, Extensibility |

| [Interpreter](interpreter) | Behavioral | Gang of Four |

| [Iterator](iterator) | Behavioral | Gang of Four |

| [Observer](observer) | Behavioral | Gang of Four, Reactive |

| [Private Class Data](private-class-data) | Idiom | Data access |

| [Producer Consumer](producer-consumer) | Concurrency | Reactive |

| [Proxy](proxy) | Structural | Gang of Four, Decoupling |

| [Sharding](sharding) | Behavioral | Performance, Cloud distributed |

| [State](state) | Behavioral | Gang of Four |

| [Strategy](strategy) | Behavioral | Gang of Four |

| [Template Method](table-module) | Behavioral | Gang of Four |

| [Version Number](version-number) | Concurrency | Data access, Microservices |

| [Visitor](visitor) | Behavioral | Gang of Four |