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

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

KaOS is a desktop Linux distribution that features the latest version of the KDE desktop environment, the Calligra office suite, and other popular software applications that use the Qt toolkit. It was inspired by Arch Linux, but the developers build their own packages which are...




Salix is a GNU/Linux distribution based on Slackware that is simple, fast and easy to use, with stability being a primary goal.


Bringing the best of Ubuntu and Unity together, Ubuntu Unity is a beautiful, slick and lightweight Ubuntu flavour. With its beautiful design, efficient and elegant workflow, and features like the heads-up display (HUD), the Global Menu, powerful search and a high level of...


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.





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.


SUSE is the original provider of the enterprise Linux distribution and the most interoperable platform for mission-critical computing. It's the only Linux recommended by VMware, Microsoft and SAP. And it's supported on more hardware and software than any other enterprise...




This is the lightest Linux I could find. Worked fast even on decade old notebook with 1 giga ram. Apps options are limited though.