Alpine Linux is described as 'Security-oriented, lightweight Linux distribution based on musl libc and busybox' and is a Linux Distro in the os & utilities category. There are more than 50 alternatives to Alpine Linux for a variety of platforms, including Linux, Self-Hosted, Mac, Windows and Chrome OS apps. The best Alpine Linux alternative is Fedora, which is both free and Open Source. Other great apps like Alpine Linux are Tails, Zorin OS, ReactOS and Whonix.
CRUX is a lightweight GNU/Linux distribution for the x86-64 architecture targeted at experienced users. The primary focus of this distribution is keep it simple, which is reflected in a straightforward tar.
Xinuos OpenServer™ 10 is a 64-bit operating system based on the popular FreeBSD and designed to support business applications within an enterprise environment.
An open-source OS for exploration, creation, and play. Kano OS is based on the Raspbian OS which itself is based on Debian, a Linux based operating system.
United Kingdom
eweOS is a Linux distribution using musl as libc, compiled by clang, adopting dinit as supervision process, shipping pacman as system-wide package manager and busybox instead of coreutils. It also covers a set of alternatives of basic components, such as mimalloc, mold and...
Athena OS is an Arch-derived Linux distribution designed for penetration testing, bug-bounty hunting and InfoSec students. The distribution provides a way to connect directly to some of the e-learning hacking resources, such as Hack The Box, Offensive Security, PWNX and InfoSec...
The Zeal Operating System is a modernized, professional fork of the 64-bit Temple Operating System. Guiding principles of development include transparency, full user control, and adherence to public-domain/open-source implementations.
Peropesis is a small-scale, minimalist, command-line-based Linux operating system. It's an incomplete system, but it's constantly being improved. Also, it is a free operating system created from a free software.
instantOS is a Manjaro based distro that works out of the box but is still aimed at power users. Everything is lightning fast and works out of the box.
MorphOS is an AmigaOS-like computer operating system. It is a mixed proprietary and open source OS produced for the PowerPC processor based computers.
Germany
EU
Live bootable linux CD supported by US department of defense, featuring firefox, thunderbird, word processor, and reads USB flash drives.
This project birth in 2002! blackPanther OS is an independent Linux distribution which is not a fork of anything else. It is designed to be simple, fast, and easy to use... Its motto: just click and use it!.
HungaryEU
Beautiful, Open, and Free - Trenta OS is a Linux based operating system that aims to compete graphically with some well known premium operating systems but in the free & open-source Linux world.
United States
