Ubuntu logo on grunge background

1920 × 1200

Windows 7 logo with neon lights

1366 × 768

Windows 8 Logo — Blue, Abstract, Digital Art

1920 × 1080

Windows 8 Logo — Purple, Minimalist, Digital Art

1600 × 1000

Windows 8 Logo — Blue, Calm, Digital Art, Text, White

1600 × 1000

Windows Longhorn logo

1280 × 1024

Windows 8 promotional wallpaper

1600 × 900

Windows 7 Logo — Blue, Dramatic, Digital Art, Lightning, Clouds, Number

1920 × 1200

Windows 7 boot sequence

1920 × 1080

Debian Logo on Black — Minimalist

1280 × 1024

Arch Linux Logo — Black, Minimalist, Vector Art, Text, Blue, White

1680 × 1050

Debian logo with colorful glow

1680 × 1050