FuryBSD

vs

Drauger OS

HardenedBSD is a security-enhanced fork of FreeBSD. The HardenedBSD Project is implementing many exploit mitigation and security technologies on top of FreeBSD. Allowing penetration testers and system security experts to enjoy a prebuilt suite of tools on top of FreeBSD.

MidnightBSD is a free and open-source desktop operating system for x86 and x86-64 based PCs. The OS is originally forked from FreeBSD 6.1, and periodically updated with code and drivers from later FreeBSD releases. The developers behind MidnightBSD has been stringing since 2006 create an easy-to-use operating system that everyone can use, freely. 

OpenBSD is a free and open-source, security-focused, Unix-like operating system based on the Berkeley Software Distribution. For over 25 years OpenBSD has been developed by a community of volunteers funded through contributions collected by The OpenBSD Foundation. OpenBSD is freely available and can be used on most hardware, including Alpha, x86-64, ARMv7, ARMv8 (64-bit), PA-RISC, IA-32, LANDISK, Omron LUNA-88K, Loongson, MIPS64, PowerPC, SPARC64.

KaiOS is a free an open-source operating system that brings the best of smartphones to affordable mobile devices. With KaiOS you can use popular apps like WhatsApp, YouTube, Facebook, Google Maps, and 500+ other apps available on the KaiStore. KaiOS was built to empower people around the world through technology. With the belief that everyone should have access to the internet to unleash their potential.

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A fast and friendly, desktop oriented operating system based on Debian Linux. Q4OS provides a set of dedicated utilities and specific optimizations, combined with a focus on getting a productive system easily. This makes it ideal for people who want to get a working environment tailored to individual needs and preferences. Q4OS is a also a good choice for virtual cloud environments due to its very low hardware.