rolling-release
Rolling Rhino Remix is an unofficial Ubuntu flavour which converts the Ubuntu operating system into a rolling release Linux distribution by tracking the devel series.
Calculate is a fast and functional user-friendly Linux distribution, based on Gentoo and still backward compatible with it. It maintains an optimal balance between state-of-the-art and stability, providing the latest versions of applications and stable versions of libraries. As Calculate Linux is a rolling-release distribution, you install the system once and update it throughout the life of your hardware.
The Universal Blue project builds a diverse set of continuously delivered operating system images using Fedora Atomic Desktop's support for OCI/Docker containers. That's nerdspeak for the ultimate Linux client: the reliability of a Chromebook, but with the flexibility and power of a traditional Linux desktop.
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Siduction is an operating system based on the Linux kernel and the GNU project. In addition, there are applications and libraries from Debian. The name siduction is a play on two words. The word sid, which is the codename of Debian Unstable, and seduction in the sense of seduce.
The Art of Linux. Simple. Fast. Systemd-free.
Artix Linux is a rolling-release distribution, based on Arch Linux.
It uses real init systems, because PID1 must be simple, secure and stable.