Which Linux OS is fastest?

The five fastest-booting Linux distributions

• Puppy Linux is not the fastest-booting distribution in this crowd, but it’s one of the fastest. …
• Linpus Lite Desktop Edition is an alternative desktop OS featuring the GNOME desktop with a few minor tweaks.

Which software are used in Linux?

Linux® is an open source operating system (OS). An operating system is the software that directly manages a system’s hardware and resources, like CPU, memory, and storage. The OS sits between applications and hardware and makes the connections between all of your software and the physical resources that do the work.