KDE Neon

Introduction
Made by the famous open source developers of "KDE". KDE neon is an operating system that aims to provide the lastest and greatest of KDE community software's all packed and based on top of the well known Linux variant Ubuntu LTS edition. Kde neon provides user's with high customization options on a very light impact on the overall system making it ideal for both modern and ancient desktops.

Look and feel
The default KDE look is pleasing when first installed, The bright icons, gradients, shadows and the cool animations when performing actions are amazing. It also comes with a dark mode which is really cool since it changes the color not only in the desktop environment but even on many other applications. (Switching between them really helps those nightowls out there!)

Pros
User friendly interface, Free to use, Customization & Regular updates
Cons
Bad default package manager

Download here - https://neon.kde.org/download
Source Code - https://packaging.neon.kde.org/