Go Patterns provides comprehensive design principles and idioms specific to the Go programming language. It covers functional options for flexible configuration, defining small and focused interfaces, dependency injection via constructor functions, and robust concurrency patterns like worker pools and context propagation. Additionally, it offers best practices for error handling, package organization, and table-driven testing. Reach for this skill when designing Go APIs, implementing concurrent systems, structuring Go projects, or writing and refactoring idiomatic Go code.