KubeSphere is a distributed operating system for cloud-native application management , using Kubernetes as its kernel. It provides a plug-and-play architecture, allowing third-party applications to be seamlessly integrated into its ecosystem. KubeSphere is also a multi-tenant container platform with full-stack automated IT operation and streamlined DevOps workflows. It provides developer-friendly wizard web UI, helping enterprises to build out a more robust and feature-rich platform, which includes most common functionalities needed for enterprise Kubernetes strategy, see Feature List for details.

KubeSphere 4.x adopts a microkernel + extension components architecture (codename LuBan). The core part (KubeSphere Core) only includes the essential basic functions required for system operation, with independent functional modules split and provided in the form of extension components. Users can dynamically manage the extension components during system operation. With the extension capabilities, KubeSphere can support more application scenarios and meet the needs of different users.