Back Track 5 Logo — Black

1920 × 1200

Linux Logo on Textured Background

1280 × 800

BackTrack 5 logo on red background

2560 × 1600

BackTrack 4 logo

1680 × 1050

Backtrack 5 logo

1920 × 1080

Red Debian Logo — Black, Minimalist, Digital Art

1920 × 1200

Red Hat Linux logo

1600 × 1200

Ubuntu Logo on Dark Background — Black, Minimalist, Digital Art, Reflection

1024 × 768

Ubuntu Logo on Digital Background — Orange, Energetic

1600 × 900

Ubuntu Logo on White Background

1024 × 768

OpenSUSE Logo — Green, Dynamic

1131 × 707

Debian logo on red background

1920 × 1080