Spinnaker is a continuous delivery platform with a microservices architecture for deploying and managing applications across multiple cloud providers. The system consists of distinct services including clouddriver (cloud abstraction), orca (pipeline orchestration), deck (React/UI), gate (API gateway), fiat (authorization), front50 (storage), echo (event processing), igor (CI integrations), kayenta (canary analysis), and rosco (image baking). It features polyglot implementation (Java/Kotlin/TypeScript/Groovy), Spring Boot backend services, React frontend, RESTful APIs, event-driven architecture, and extensive cloud provider integrations. The platform enables pipeline definition, execution, artifact management, and deployment strategies across AWS, Kubernetes, GCP, Azure, and other environments.