Ars Technica | Not-a-Linux distro review: SerenityOS is a Unix-y love letter to the ’90s (arstechnica.com)
Here are links to the website, GitHub, and Wikipedia pages....
RainbowSnakeOS (palma3000.itch.io)
A 512 byte OS and snake video game written in 16-bit x86 assembly language (FASM). It can be run from boot sector and MS DOS as .com application.
OMG! We’re at forty! (Announcing the release of Fedora Linux 40) - Fedora Magazine (fedoramagazine.org)
Fedora 40’s Changeset...