operating-system

PCLinuxOS logo on blue background

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Apple vs Windows choice

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Windows 8 startup screen

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Windows 8 startup screen

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Windows 8 logo on pink background

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Welcome to Mac OS X Panther

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Tux the penguin mascot

1024 × 768

Ubuntu branding screen

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Windows 8 logo on colorful background

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Windows Vista default wallpaper

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Windows 7 startup screen

1024 × 768

Longhorn M4 Build screen

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Windows 8 logo screen

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Windows 8 logo screen

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Linux penguin logo

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Windows 7 desktop wallpaper

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Windows 7 boot screen

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Windows 9 concept art

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Debian logo on red background

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Windows 8 logo screen

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Linux Mint logo with characters

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Windows 8 logo on wood

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Debian logo with slogan

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Linux Mint desktop background

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Ubuntu logo on gradient background

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Windows 7 startup screen

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Ubuntu logo on red background

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Ubuntu 10.4 logo on abstract background

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Ubuntu 10.04 login screen

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Ubuntu logo on green background

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Ubuntu logo on blue background

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Ubuntu login screen

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Ubuntu login screen

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Ubuntu logo on dark background

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Ubuntu logo on dark background

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Windows 7 logo design

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