Announcements:

CoreOS Container Linux has reached its end of life and is no longer maintained or updated. Migrate to another operating system as soon as possible!
Changes:

Update EOL warning banners in login prompt and MOTD

This is latest stable and last release. no more updates. Go check out Fedora coreos releases or another similar.EOL date is today. /Greger

Stable
2512.3.0
The Stable channel should be used by production clusters. Versions of CoreOS Container Linux are battle-tested within the Beta and Alpha channels before being promoted.

kernel: 4.19.123
rkt: 1.30.0
docker:18.06.3

Known limitations
UEFI boot is not currently supported. Boot the system in BIOS compatibility mode.
There is no straightforward way to provide an Ignition config.
A minimum of 2 GB of RAM is required to boot Container Linux via ISO.
Install to disk
The most common use-case for this ISO is to install Container Linux to disk. You can find those instructions here.

No authentication on console
The ISO is configured to start a shell on the console without prompting for a password. This is convenient for installation and troubleshooting, but use caution.

MD5: 9e05567432e62029b713b095e60dfe3b
SHA1: 77f58fb1a9ce0cb1b29702d11471f30f62d72133
SHA256: ce178a3dbc25c17b852017f17f88b8ca8ade44471bf0a52753b6fb400bd9073c

Website: https://coreos.com/