PureOS is described as 'An operating system that respects your rights to privacy, security, and freedom, by design' and is a Linux Distro in the OS & Utilities category. There are more than 50 alternatives to PureOS for a variety of platforms, including Linux, Windows, BSD, Self-Hosted solutions and Mac. The best alternative is Ubuntu, which is both free and Open Source. Other great apps like PureOS are Debian (Free, Open Source), Linux Mint (Free, Open Source), Arch Linux (Free, Open Source) and Android (Free, Open Source).
Deepin is a reinterpretation to creativity and individuality. It is not only a rebirth to the system appearance, but also a brand-new upgrade to the operating experience! All of this lets deepin become the best partner of your computer.
iOS is a mobile operating system developed by Apple Inc. and distributed exclusively for Apple hardware. It is the operating system that powers iPhone, iPod Touch, and formerly iPad. Each main version of iOS / iPhone OS has introduced a big, main feature of the new version.
The OpenBSD project produces a FREE, multi-platform 4.4BSD-based UNIX-like operating system. Our efforts emphasize portability, standardization, correctness, proactive security and integrated cryptography. * OpenBSD runs on many different hardware platforms.
SliTaz is a free operating system, working completely in RAM and booting from removable media such as a CD-ROM or USB key. SliTaz is distributed as a LiveCD, and weighs less than 40MB. The system is quick and responsive, clean and robust.
Peppermint was designed for enhanced mobility, efficiency and ease of use. While other operating systems are taking 10 minutes to load, you are already connected, communicating and getting things done.
antiX is a fast, lightweight and easy-to-install linux live CD distribution based on MEPIS and Debian's testing branch for Intel/AMD x86-compatible systems. antiX offers users the "Magic of MEPIS" in an environment suitable for old computers.
Bodhi Linux, a lightweight distribution featuring the fast & fully customizable Moksha Desktop (https://alternativeto.net/software/moksha/about/). The 64-bit is built on top of Ubuntu (20.04). The 32-bit Non-PAE architecture has a Ubuntu 18.04 base – Bodhi Linux 6.0.