KISS Linux has been discontinued. Similar apps include Lubuntu, which is free and open source. Other options are Puppy Linux and LXLE. In total there are three Linux Distros like KISS Linux for Linux.
Lubuntu is a fast and lightweight operating system with a clean and easy-to-use user interface. It is a Linux system, that uses the minimal desktop LXDE/LXQT.
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Puppy Linux is a unique family of Linux distributions meant for the home-user computers. It was originally created by Barry Kauler in 2003.
LXLE is a remastered version of Ubuntu/Lubuntu LTS releases, using the LXDE desktop interface. LXLE provides a complete drop in and go operating system coupled with style, speed and capability. It's light on resources and heavy on functions.
