KNOPPIX is a bootable Live system on CD, DVD or USB flash drives, consisting of a representative collection of GNU/Linux software. Developed by Klaus Knopper
License: Free
Knoppix is a powerful Linux-based live operating system primarily used for system recovery and rescue, while UBCD4Win is a Windows PE-based utility aimed at system diagnostics and repair. Knoppix offers a broader range of Linux tools and is ideal for Linux-based recovery tasks, whereas UBCD4Win focuses on Windows environments with a variety of diagnostic tools.