Overview
k0s is an open-source, all-in-one Kubernetes distribution designed to reduce the complexity of installing and maintaining a Kubernetes cluster. Developed by Mirantis, k0s is packaged as a single binary with zero host OS dependencies, significantly reducing the attack surface and maintenance overhead compared to traditional distributions. Its architecture is uniquely decoupled, allowing the control plane to run separately from worker nodes, which is ideal for edge computing, IoT, and high-availability enterprise environments. By 2026, k0s has solidified its market position as the premier choice for 'Invisible Kubernetes,' where the orchestration layer is treated as a utility rather than a complex management burden. It includes built-in support for multiple container runtimes, advanced networking via Konnectivity, and a flexible storage backend that can swap etcd for Kine (allowing SQLite, MySQL, or PostgreSQL). This flexibility makes it highly performant on everything from Raspberry Pi clusters to massive bare-metal data centers. Its FIPS 140-2 compliance and security-first design cater to regulated industries requiring strict operational integrity without the bloat of standard distributions.