Best Self-Hosted Operating Systems in 2026

Full operating systems and kernel projects, including Unix-like desktop systems, hobby kernels, and research OSes.

The top-rated pick is Asterinas with 5,017 GitHub stars.

2 self-hosted operating systems — ranked by GitHub stars.Browse all

Asterinas

A memory-safe, Linux-compatible OS kernel written in Rust, aiming to be a production-grade Linux alternative.

Alternative to:

Red Hat Enterprise Linux

Vinix

A Unix-like operating system written in V, booting on x86-64 and arm64 with a desktop, a package manager and Linux app compatibility.

Alternative to:

Windows

Why self-host?

Self-hosting puts you in control. You own your data, avoid vendor lock-in, and eliminate recurring subscription costs. For teams handling sensitive data or operating under strict compliance requirements, running your own infrastructure is often the only viable option.