GeckoLinux is a Linux spin based on the openSUSE distribution, with a focus on polish and out-of-the-box usability on the desktop.



Edubuntu is described as 'Ubuntu-based operating system that's designed for educational use in schools and other educational institutions' and is a operating system in the education & reference category. There are more than 100 alternatives to Edubuntu for a variety of platforms, including Linux, Self-Hosted, BSD, Windows and Mac apps. The best Edubuntu alternative is Linux Mint, which is both free and Open Source. Other great apps like Edubuntu are Debian, Fedora, Tails and Manjaro Linux.
GeckoLinux is a Linux spin based on the openSUSE distribution, with a focus on polish and out-of-the-box usability on the desktop.



Korora is an installable Fedora Remix Live USB image which aims to provide a complete out of the box experience for new users, including support for multimedia.


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.


Pisi Linux; which includes the PiSi package management system, it is an end-user oriented GNU / Linux distribution that aims to provide computer users with great ease of installation, configuration and use and to meet their main desktop needs.




Live bootable linux CD supported by US department of defense, featuring firefox, thunderbird, word processor, and reads USB flash drives.

Based in Ottawa, Ontario, Canada, BlackBerry QNX has provided foundational software for many of the world’s mission-critical embedded systems since 1982. From nuclear power plants, surgical robots and class III life-critical medical devices to autonomous vehicles and brands like...
dahliaOS is a modern, secure, lightweight and responsive operating system, combining the best of GNU/Linux and Fuchsia OS.


aptosid is an operating system based on the Debian GNU/Linux unstable branch, codenamed sid, and our ISOs hold fast to the core values and the Social Contract of Debian (DFSG).

SolydX and SolydK are Debian based distributions with the Xfce and KDE Plasma desktop. SolydXK aims to be simple to use, providing an environment that is both stable and secure.


Founded in 2014 by Oliver Pinter and Shawn Webb, HardenedBSD is a security-enhanced fork of FreeBSD. The HardenedBSD Project is implementing many exploit mitigation and security technologies on top of FreeBSD.
Lunar Linux is a source based Linux distribution. It is built entirely by compiling source code, using custom optimizations.
Calculate Linux is based on Gentoo that is well known for its stability and great performance on a broad range of hardware: from Pentium Pro to modern CPUs.