KDE neon
KDE neon is a Ubuntu-based Linux distribution and live DVD featuring the latest KDE Plasma desktop and other KDE community software. Besides the installable DVD image, the project provides a rapidly-evolving software repository with all the latest KDE software.
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CuerdOS
CuerdOS is a Debian-based GNU/Linux distribution with focus on stability, efficiency and performance. It comes with a series of optimisations, such as performance and memory consumption improvements.