Apple Logo and Text — Black, Minimalist

1920 × 1200

Mac OS logo on gray background

1024 × 640

Apple Logo and Text — Blue

1024 × 768

Mac OS X logo with circuit board

1600 × 1200

Blue Glass Sphere — Minimalist

1020 × 770

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

1920 × 1200

Windows 7 Logo — Purple, Dramatic, Digital Art, Number 7, Lightning, Text, Black, Orange

2560 × 1440

Windows Logo Design — Black, Dark

2560 × 1440

Windows 7 Logo — Purple, Dramatic, Digital Art, Number 7, Lightning, Text, Orange

1600 × 1200

Windows 7 Logo — Purple, Dramatic, Digital Art, Number 7, Lightning, Text, Black

2560 × 1600

Windows 7 Logo — Purple, Dramatic, Digital Art, Number 7, Lightning, Text

2560 × 1440

Windows Logo on Textured Surface — Black

1920 × 1080