ALT Linux is a set of RPM-based, APT-managed operating systems built on top of the Linux kernel and Sisyphus package repository branches. ALT Linux Rescue is, well, the disaster recovery tool.




openmamba is described as 'GNU/Linux is a ready-to-use operating system for netbooks, notebooks, desktop and server personal computers' and is a Linux Distro in the os & utilities category. There are more than 100 alternatives to openmamba for a variety of platforms, including Linux, Self-Hosted, BSD, Mac and Windows apps. The best openmamba alternative is Arch Linux, which is both free and Open Source. Other great apps like openmamba are Tails, elementary OS, Zorin OS and Windows 10.
ALT Linux is a set of RPM-based, APT-managed operating systems built on top of the Linux kernel and Sisyphus package repository branches. ALT Linux Rescue is, well, the disaster recovery tool.






A Fast, friendly, open-source operating system, for newbies, geeks & DIY enthusiasts.




Bedrock Linux is a meta Linux distribution which allows users to utilize features from other, typically mutually exclusive distributions. Essentially, users can mix-and-match components as desired. For example, one could have:
ArchBang is a simple GNU/Linux rolling release distribution which provides you with a lightweight Arch Linux system combined with the Openbox Window Manager.

illumos is a free and open-source Unix operating system. It derives from OpenSolaris, which in turn derives from SVR4 UNIX and Berkeley Software Distribution (BSD). illumos comprises a kernel, device drivers, system libraries, and utility software for system administration.
illumos is the most popular Mac alternative to openmamba.
A project providing a fully free (as in freedom) derivative of Arch Linux. Inheriting Arch's lightweight and flexibility, Parabola offers software freedom plus all power to the users.



Dragora GNU/Linux is a distribution created from scratch with the intention of providing a stable, multi-platform and multi-purpose operating system. It is built upon 100% free software. It has a very simple packaging system that allows installing, removing, upgrading and...



GoboLinux is a modular Linux distribution: it organizes the programs in your system in a new, logical way.




The CLIP OS project is an open source project maintained by the ANSSI (National Cybersecurity Agency of France) that aims to build a secure, multi-level operating system, based on the Linux kernel and a lot of free and open source software.