Mac OS X

Windows 95 was the one of the biggest steps in terms of ideals of how should an OS work and what appearence should follow.

Qubes is an open source operating system designed to provide strong security for desktop computing.

Netrunner is an Ubuntu distribution with a focus on desktop computing. It boasts a carefully tuned KDE 4 desktop with many integrated GNOME applications to offer users a selected mix …

Trisquel is a fully free operating system based in GNU/Linux, for home users, small enterprises and educational centers.

SteamOS is a Debian based Linux distribution designed to run Valve's Steam and Steam games. It also provides a desktop mode (GNOME) which can run regular Linux applications. In addition …

Mageia is a fork of Mandriva Linux formed in September 2010 by former employees and contributors to the popular French Linux distribution. Unlike Mandriva, which is a commercial entity, the …

LuninuX OS is an Ubuntu Linux distribution designed to be beautiful, clean, simple, fast, and stable.

The OpenBSD project produces a FREE, multi-platform 4.4BSD-based UNIX-like operating system. Our efforts emphasize portability, standardization, correctness, proactive security and integrated cryptography....

Semplice Linux is a simple, fast and lightweight distribution based on Debian's unstable branch. It includes a small collection of up-to-date applications running on top of the Openbox window manager.

The best MS-DOS Windows Operating System released by Microsoft. Nowadays many players of abandonware still miss this rather stable and innovative OS.

Edubuntu is an educational operating system that is a part of the Ubuntu family. It aims to make Ubuntu, the popular Linux-based operating system, a great choice for the computing …

The first version of Windows released to market that had a GUI that radically changed the concept of OS.

Snowlinux is a set of Linux distributions based on Debian latest stable release and featuring four different desktop environments - GNOME, KDE, LXDE & Xfce. It aims to be user-friendly, …

Tuquito is a Ubuntu distribution and live CD made in Argentina. It features automatic hardware detection, excellent support for scanners, web cams and digital cameras, and compatibility with MS Office...

Tas OS is fork of the Ubuntu operating system.customize to provide a stable GNOME environment with integrated applications.project goal is to promote opensource softwares and provide with alternative to...

Vine Linux is a supreme Linux distribution with integrated Japanese environment for desktop PCs and notebooks. Project Vine was founded by six members of the Project Japanese Extension (JPE) in …

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.

Super OS is a modified version of http://suse.me/apps/Ubuntu/ with added software and tools, that aims to make Ubuntu more usable, in particular for users without an internet connection. Features compared …

Pardus is a GNU/Linux distribution funded and developed by the Scientific & Technological Research Council of Turkey. Pardus has a range of unique features, such as Mudur, a start-up framework …

Korora Linux was born out of a desire to make Linux easier to use for non-experts. While it has a long history based on Gentoo, in 2010 it was reborn …

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). …

This free tool fixes an inconvenient behavior of green Zoom button in Mac OS X. It will always expand windows on a full screen instead of strange resizing.

SliTaz GNU/Linux LiveCD operating system. "SliTaz is a free operating system, working completely in RAM and booting from removable media such as a cdrom or USB key. SliTaz is distributed …

Microsoft Windows is a series of graphical interface operating systems developed, marketed, and sold by Microsoft. Microsoft introduced an operating environment named Windows on November 20, 1985 as a graphical …

ZevenOS is an Ubuntu-based GNU/Linux distribution with focus on providing a fast and easy-to-use system with BeOS-like user interface and support for older hardware. The distribution is built on top …