OpenBSD is described as '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' and is a popular operating system in the security & privacy category. There are more than 100 alternatives to OpenBSD for a variety of platforms, including Linux, Self-Hosted, BSD, Mac and Windows apps. The best OpenBSD alternative is Linux Mint, which is both free and Open Source. Other great apps like OpenBSD are Ubuntu, Debian, Fedora and Arch Linux.
Xinuos OpenServer™ 10 is a 64-bit operating system based on the popular FreeBSD and designed to support business applications within an enterprise environment.
ArchBang is a simple GNU/Linux rolling release distribution which provides you with a lightweight Arch Linux system combined with the Openbox Window Manager.
Nanos is a new kernel designed to run one and only one application in a virtualized environment. It has several constraints on it compared to a general purpose operating system such as Windows or Linux - namely it's a single process system with no support for running...
An Ubuntu Distribution that aims to make the switch to Linux easier, simpler and faster not just for Windows users but also Mac and Linux Distro users alike for free. Feren OS aims to be one of the best Distros, if not OSs out there...
Korora is an installable Fedora Remix Live USB image which aims to provide a complete out of the box experience for new users, including support for multimedia.
AV Linux is a versatile, MX Linux-based distribution featuring a large collection of audio and video production software.
GoboLinux is a modular Linux distribution: it organizes the programs in your system in a new, logical way.
PrismLinux is a performance-oriented, Arch-based distribution featuring a graphical installer and optimized kernels (Liquorix/Zen) for a fast, simple, and rolling-release desktop experience.
Calculate Linux is based on Gentoo that is well known for its stability and great performance on a broad range of hardware: from Pentium Pro to modern CPUs.
Athena OS is an Arch-derived Linux distribution designed for penetration testing, bug-bounty hunting and InfoSec students. The distribution provides a way to connect directly to some of the e-learning hacking resources, such as Hack The Box, Offensive Security, PWNX and InfoSec...
A warm and cozy, open-source operating system compatible with existing apps, games and drivers. The main idea is to efficiently create a compatible environment for existing software and provide the best user experience on a personal computer.
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