Easy to install. A binary of less than 40 MB. Uses only 512 MB of RAM.
TK8: A multi-cloud, multi-cluster Kubernetes platform installation and integration tool
rke - Rancher Kubernetes Engine, an extremely simple, lightning fast Kubernetes installer that works everywhere.
A minimal and free Kubernetes distribution
Void is a general purpose operating system, based on the monolithic Linux® kernel. Its package system allows you to quickly install, update and remove software; software is provided in binary packages or can be built directly from sources with the help of the XBPS source packages collection.
Small. Simple. Secure.
Alpine Linux is a security-oriented, lightweight Linux distribution based on musl libc and busybox.
Open Network Linux is a Linux distribution for "bare metal" switches
NixOS is a Linux distribution with a unique approach to package and configuration management. Built on top of the Nix package manager, it is completely declarative, makes upgrading systems reliable, and has many other advantages.