Ubuntu logo on fiery background

1024 × 768

Windows logo on a blue background

1600 × 1200

Ubuntu logo on purple background

2560 × 1600

Ubuntu logo under magnifying glass

1280 × 1024

Windows 8 Logo — Gray, Neutral, Digital Art

1600 × 901

Linux Logo — Black, Minimalist

1920 × 1200

Windows logo on dark background

1366 × 768

Windows logo on dark background

1920 × 1080

Windows XP logo on Earth

1024 × 768

Linux Logo

1600 × 1200

Windows 7 promotional graphic

1920 × 1200

Windows 7 Logo — Blue, Dynamic, Digital Art, Light Streaks, Glow

1600 × 1200