Viper

Viper 是 Go 应用程序（包括 12 要素应用程序）的完整配置解决方案。它可在应用程序中运行，并能处理所有类型的配置需求和格式。「Viper is a complete configuration solution for Go applications including 12-Factor apps. It is designed to work within an application, and can handle all types of configuration needs and formats.」