mac os x 10.4 desktop

1600 × 1200

Windows 7 Ultimate Logo — Blue

1920 × 1200

Windows 8 Professional wallpaper

1440 × 900

Linux Mint Logo — Black, Neutral, Minimalist

2560 × 1600

Ubuntu Logo on Dark Background — Gray, Neutral, Minimalist, Black

1920 × 1200

Ubuntu 11.04 desktop background

1280 × 1024

Windows XP Desktop

1024 × 768

Windows 7 Logo — Blue, Serene, Digital Art, Text, Abstract Waves

1600 × 1000

Linux distribution logos

1440 × 900

Ubuntu 11.04 logo on purple background

1280 × 1024

Ubuntu Logo on Background — Orange, Calm

1600 × 1024

Linux desktop background

1131 × 707