Serenity is a graphical 32-bit Unix-like operating system with 90s aesthetics and built for x86 systems.


Lubuntu is described as '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' and is a very popular Linux Distro in the os & utilities category. There are more than 100 alternatives to Lubuntu for a variety of platforms, including Linux, Self-Hosted, Windows, Mac and Raspberry Pi apps. The best Lubuntu alternative is Linux Mint, which is both free and Open Source. Other great apps like Lubuntu are Ubuntu, Fedora, Manjaro Linux and elementary OS.
Serenity is a graphical 32-bit Unix-like operating system with 90s aesthetics and built for x86 systems.


Mabox Linux is based on Manjaro, featuring a customized Openbox window manager preconfigured to be ready to use.




The ubermix is an all-free, specially built, Linux-based operating system designed from the ground up with the needs of education in mind.



MiniOS is a lightweight and fast Linux distribution designed for installation on a USB drive. The MiniOS project was launched in 2009 as a Linux distribution for USB drives based on Mandriva Linux. However, in 2013 it was suspended due to the liquidation of Mandriva.






Linspire is a 64 bit Linux based OS, that is geared towards the business, education and government worker. It has all the applications business users will need for work, research and deployment among very high end desktop systems.

Elive provides a dynamic and clean interface without saturating the look. Nothing in the desktop is static. Simplicity and intuitive is one of its best points.




dahliaOS is a modern, secure, lightweight and responsive operating system, combining the best of GNU/Linux and Fuchsia OS.






The Freespire Operating System is the open source and free as in beer release of the commercial Linspire operating system.

instantOS is a Manjaro based distro that works out of the box but is still aimed at power users. Everything is lightning fast and works out of the box.


Peropesis is a small-scale, minimalist, command-line-based Linux operating system. It's an incomplete system, but it's constantly being improved. Also, it is a free operating system created from a free software.
This is the lightest Linux I could find. Worked fast even on decade old notebook with 1 giga ram. Apps options are limited though.