Windows 7 Logo — Gray, Minimalist, Digital Art, Text, Green, Cyan

1920 × 1200

Windows 8 Logo — Black, Minimalist, Digital Art, Text, Gray

2560 × 1600

Windows 95 Logo — Blue, Serene

1920 × 1080

Windows logo on dark background

1920 × 1200

Windows logo on blue background

1280 × 800

Windows NT Logo

1920 × 1080

Ubuntu Logo on Digital Background — Yellow

1920 × 1080

Ubuntu Logo on Digital Background — Orange

1280 × 800

Ubuntu Logo on Dark Background — Orange

2560 × 1600

Ubuntu Logo on Dark Background — Gold

1600 × 900

Debian logo on metallic background

1024 × 768

Ubuntu logo with light effects

1920 × 1200