Ubuntu Christian Edition (UbuntuCE) is a free, open source operating system geared towards Christians. Ubuntu is a complete Linux-based operating system, freely available with both community and professional support.

ReactOS is described as 'FOSS effort to develop a quality operating system based on the architecture of Microsoft® Windows NT family of operating systems, that is compatible with applications and drivers written for it (NT4, 2000, XP, 2003, Vista, 7)' and is a very popular operating system in the os & utilities category. There are more than 100 alternatives to ReactOS for a variety of platforms, including Linux, Self-Hosted, Windows, BSD and Mac apps. The best ReactOS alternative is Linux Mint, which is both free and Open Source. Other great apps like ReactOS are Arch Linux, Fedora, Manjaro Linux and openSUSE.
Ubuntu Christian Edition (UbuntuCE) is a free, open source operating system geared towards Christians. Ubuntu is a complete Linux-based operating system, freely available with both community and professional support.







Darwin is the Open Source operating system from Apple that forms the basis for Mac OS X, and PureDarwin is a community project to make Darwin more usable (some people think of it as the informal successor to OpenDarwin.

Visopsys (VISual OPerating SYStem) is an alternative operating system for PC-compatible computers, written “from scratch”, and developed primarily by a single hobbyist programmer since 1997.




Helal Linux is an Islamic Arabic Linux distribution based on Ubuntu. Helal Linux features most important packages which means to Muslim user built-in, in addition to software developed by Helal Team, and a lot to discover.




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

Karoshi provides a simple graphical interface that allows for quick installation, setup and maintenance of a network.



AmigaOS is the proprietary native operating system of the Amiga and AmigaOne personal computers, introduced with the launch of the first Amiga, the Amiga 1000, in 1985.




Superb Mini Server (SMS) is a Slackware-based server distribution with web, DNS, DHCP, file, print and fax servers, iptables firewall, mail server with spam filter and anti-virus scanner, and BitTorrent station.




