Linux penguin mascot

1024 × 768

Debian GNU/Linux Logo — Black

1600 × 1200

Blue Sky with Clouds — Serene, Photograph, Logo

1024 × 768

Windows logo with tagline

1920 × 1200

Windows logo on blue background

2560 × 1440

Windows XP Professional logo

1600 × 1200

Windows 8 logo on purple background

1920 × 1080

Windows 8 logo on orange background

1920 × 1080

Arch Linux logo on dark background

1920 × 1080

Microsoft Windows 7 logo

1920 × 1080

Arch Linux logo on gray background

1920 × 1080

Linux Mint logo on dark background

1920 × 1200

Windows 8 logo on blue background

1920 × 1080

Ubuntu logo on dark background

1280 × 800

Ubuntu logo on gradient background

2560 × 1440

Windows 8 logo on wood

2560 × 1600

Windows 7 logo on dark background

1680 × 1050

Windows 7 logo on green

1680 × 1050

Mac OS X Lion logo

1920 × 1200

Ubuntu logo on gradient background

1920 × 1080