Open Source OS & Utility Software
Xfce
Xfce is a free and open-source desktop environment for Unix-like platforms, such as Linux, Solaris and BSD.
Plasma Mobile
Plasma Mobile is a free and open-source, Linux-based user interface for phones. The project aims to a complete software system for mobile devices that is designed from the ground up to give users control over their information and communication. Plasma Mobile takes a pragmatic approach and is inclusive to 3rd party software, allowing the user to choose which applications and services to use.
Android
Android is a free and open source mobile operating system built on-top of the Linux kernel. The OS is used by over 150 million people world-wide, which makes it the most popular mobile operating system on earth. Android is optimized for how you use your phone, helping you manage conversations, organize your day, and connect with the people that matters most to you.
AppCenter
AppCenter is the software store that comes bundled with every release of elementary OS. The store allows users of elementary OS to download curated software specifically built for the operating system. The AppCenter operates under a Pay-What-You-Want pricing model which allow developers to earn money from their open-source creations. Anyone is free to create apps for elementary OS as long as they follow the design guide lines provided by the elementary project.
OxygenOS
OxygenOS is a mobile operating sytem for the OnePlus series of Android phone. It provides a refreshingly simple user interface that allow you to navigate more efficiently with intuitive gestures to access what's important, and enjoy a more personalized user experience. OxygenOS is co-developed with the open source community and released as free and open software.
postmarketOS
PostmarketOS is a touch-optimized, mobile operating system built on-top of Alpine Linux. It provides it's own packages and comes with a small footprint and can easily be installed on most smartphones. However, PostmarketOS is in early development and leads the way for mobile Linux operating systems and will most likely not operate like the more popular mobile OS on the market today.
openSUSE
The makers' choice for sysadmins, developers and desktop users. openSUSE, formerly SUSE Linux and SuSE Linux Professional, is a free and open-source Linux distribution. openSUSE is openly developed by SUSE Software Solutions Germany GmbH and the community.
Antergos
Antergos is a free and open source rolling release distribution of the Cinnamon Desktop (and more) for Arch Linux. The distribution was first release under the name Cinnarch where it only combined the Cinnamon Desktop with Arch Linux, today Antergos has evolved and provides a variety of desktops including Cinnemon, GNOME and Razor-qt.
Linux Mint
A free community-driven desktop Linux distribution based on Ubuntu and Debian. Linux Mint is widley popular and is used by millions of people across the globe and comes bundled with a variety of free and open-source software to enhance your desktop experience. The project was created by Clément Lefèbvre and is being actively developed by the Linux Mint Team and community since 2006.
Oracle Linux
A cloud native environment of software components for the development and management of cloud-native applications developed. The operating system is developed by Oracle, on top of the Linux Kernel and adheres to the Cloud Native Computing Foundation and Open Container Initiative standards. Oracle Linux makes it easy to manage cloud native applications and perform installations, updates and upgrades on the underlying infrastructure.