Alternate Operating Systems

Alternate Operating Systems Compatible w/ Chrome OS Hardware
All alternative operating systems currently require you to be in Developer Mode. Enabling developer mode does compromise your device's security.

Ubuntu
Ubuntu 16.04 (Xenial Xerus), running on Chrome OS. It is the simplest to install, only requiring 3 commands to get going.

Ubuntu
This is the latest build of Ubuntu for your system's architecture.

Gallium OS A fast and lightweight Linux distro made for Chromebooks and Chromeboxes.

Chromixium
An Ubuntu based operating system, designed to look like Chromium OS. It is now called Cub Linux.

Lubuntu
Yet another Ubuntu based distribution, using the LXDE environment, as opposed to Unity, or Gnome.

Arch Linux
A simplistic yet complicated Linux distribution

Fuchsia OS
Highly experimental but can be put on the Google Pixelbook using Zedboot, and a separate computer.

Windows 10
Using some more firmware changes, Windows 10 can be ran on a Chromebook. Many chromebooks do not have adequate specifications, though.

https://quickfever.com/chrome-os-for-pc/