Debian GNU/Linux penguin

800 × 600

Debian GNU/Linux logo

1600 × 1200

Debian Linux desktop wallpaper

1280 × 1024

GNU Linux Gnome desktop

1280 × 1024

Red Hat Linux Logo — Neutral

800 × 600

Arch Linux boot screen

1600 × 900

Ubuntu Logo on Dark Background — Blue

1366 × 768

Windows Logo on Screen — Gray, Neutral

2560 × 1600

Windows 8.1 Logo — Black, Minimalist

1920 × 1200

Windows 8 Logo — Blue, Minimalist, Vector Art, Text

1024 × 768

Ubuntu Logo on Patterned Background — Gray

2000 × 1250

Windows 7 Ultimate logo

1600 × 1200