Exploring the k*s Family: From k0s to k14s – Lesser‑Known Kubernetes Distributions

Kubernetes

derives from the Greek word meaning “steersman” or “pilot”. The abbreviation k8s replaces the eight middle letters of “kubernetes” with the number 8, keeping only the first and last letters.

Since the birth of k8s, many projects have adopted the “k * s” naming pattern, the most familiar being k3s. In fact, numerous other projects use similar names, such as k0s, k1s, k9s, k14s, and even playful references like k30s.

k0s

k0s is an open‑source project from Mirantis that claims to be a simple, stable, and certified Kubernetes distribution. It bundles everything needed to build a cluster into a single executable that can be copied to each host and run, essentially competing directly with k3s.

Mirantis also offers the powerful Kubernetes IDE/desktop client Lens, which is shown in the image below.

The visual style is comparable to KubeSphere :

k1s

k1s is a simple Kubernetes dashboard implemented in about 50 lines of Bash. It lists resources of any type across a namespace (or all namespaces) and updates in real time, showing extra information for certain resources such as pod status or deployment replica counts.

k3s

k3s is the lightweight Kubernetes distribution from Rancher®. It packages everything needed to run Kubernetes into a 60MB binary and removes many unnecessary drivers, replacing them with add‑ons. Because of its low resource footprint, it can run on devices with as little as 512MB of memory.

k9s

k9s is a CLI tool for managing Kubernetes clusters. By wrapping kubectl functionality, it lets developers quickly view and troubleshoot everyday Kubernetes issues.

k14s

k14s is a suite of Unix‑philosophy‑based Kubernetes tools that work together. Examples include:

$ ytt -f . | kbld -f - | kapp -y deploy -a app1 -f -

ytt – a YAML templating tool designed for YAML structures rather than plain text.

kbld – assists with handling container images referenced in Kubernetes configuration files.

kapp – a simple deployment tool focused on the concept of a “Kubernetes application” – a set of resources sharing the same label.

k30s

k30s is a humorous reference to a Xiaomi Redmi phone powered by a Snapdragon 865 processor; it is included for entertainment only.

The author notes that while many assume only a single digit can appear between “k” and “s”, projects like k14s demonstrate that any number is possible, encouraging cloud‑native developers to be creative.

Footnotes

[1] k0s: https://github.com/k0sproject/k0s

[2] KubeSphere: https://kubesphere.com.cn/

[3] k1s: https://github.com/weibeld/k1s

[4] k3s: https://github.com/k3s-io/k3s

[5] k9s: https://github.com/derailed/k9s

[6] k14s: https://github.com/k14s

[7] ytt: https://get-ytt.io/

[8] kbld: https://get-kbld.io/

[9] kapp: https://get-kapp.io/