Updated Linux Distributions

NetBSD is a free, secure, and highly portable UNIX-like Open Source operating system available for many platforms, from 64-bit AlphaServers and desktop systems to handheld and embedded devices. Its clean design and advanced features make it excellent in both production and research environments, and it is user-supported with complete source. Many applications are easily available through The NetBSD Packages Collection.

Shadowfetch Linux is a desktop Linux distribution based on Debian's "Testing" branch and featuring a customised KDE Plasma desktop. The distribution intends to be a "creative workstation", with several software applications for creative work installed by default. Shadowfetch Linux also includes local artificial intelligence tools and various privacy-enhancing features, such as UFW firewall, MAC-address randomization and hardened sysctl attributes.

RED OS is an independently-developed Russian Linux distribution for workstations and servers. It uses the RPM and DNG tools for package management. The workstation edition provides a choice of three desktops, KDE Plasma, GNOME and MATE, while the server variant includes a custom server administration utility called RED ADM. The distribution is developed by Russia's RED SOFT, a company that also provides technical support and Linux training, as well as various administration, virtualisation and database software products.

ObsidianOS is a set of Linux distribution based primarily on Arch Linux. Its main feature is an A/B partition style (as used by Android or Chrome OS) so if an update causes some issues, it is possible to reboot into the first partition and restore the second one. It uses the ext4 filesystem exclusively. ObsidianOS offers three variants of the product - "Base", "KDE Plasma" and "COSMIC".

Manjaro Linux is a fast, user-friendly, desktop-oriented operating system based on Arch Linux. Key features include intuitive installation process, automatic hardware detection, stable rolling-release model, ability to install multiple kernels, special Bash scripts for managing graphics drivers and extensive desktop configurability. Manjaro Linux offers Xfce as the core desktop options, as well as KDE, GNOME and a minimalist Net edition for more advanced users. Community-supported desktop flavours are also available.

Bluestar Linux is a GNU/Linux distribution that is based on Arch Linux. The Bluestar distribution features up to date packages, a full range of desktop and multimedia software in the default installation and a live desktop DVD.

Live Raizo is a live Linux distribution based on Debian "Stable". It's purpose is to experiment with system administration on simulated networks and real devices; it contains simulators of networks and systems (GNS3, QEmu, Docker, VPCS) and also Debian virtual machines already integrated into GNS3. Live Raizo also includes tools to interact with real devices, such as minicom, Putty, Wireshark, as well as DHCP, DNS, FTP, TFTP and SSH servers. The distribution uses the Fluxbox window manager and can optionally be installed to a hard drive.

IPFire is a Linux distribution that focuses on easy setup, good handling and high level of security. It is operated via an intuitive web-based interface which offers many configuration options for beginning and experienced system administrators. IPFire is maintained by developers who are concerned about security and who update the product regularly to keep it secure. IPFire ships with a custom package manager called Pakfire and the system can be expanded with various add-ons.

Arcris is a live Linux distribution based on Arch Linux. It comes with an intuitive and beginner-friendly graphical installer that can be used to build a complete Arch Linux system. AcrisGUI, as the installation program is called, is built with the GTK toolkit and libadwaita interface library; it is designed primarily for Spanish-speaking users.

MODOS is a minimalist Linux distribution featuring the Cinnamon desktop and based on Debian's "Stable" branch. It is meant to be run as a live Linux system from a USB drive. The distribution also includes a collection of in-house utilities called #DODOS tools.

Synex is a GNU/Linux distribution based on Debian's "Stable" branch, developed with the official Debian Live Build tool. It offers four separate desktop options with GNOME, LXDE, KDE Plasma and Xfce, all of which are composed of a rather frugal set of applications in its default state, without any development tools or offices suites. Some of the distribution's main features include Calamares installer with support for both BIOS and UEFI, CUPS integration for printing and network support, out-of-the box support for Flatpak applications, official NVIDIA driver installation assistant with support for both X11 and Wayland, and additional repositories containing Microsoft Edge, OnlyOffice and Zabbix.

Pardus is a Turkish Linux distribution developed by Software Technologies Research Institute (YTE) of the Scientific Technological Research Council of Turkey (TÜBİTAK). It is based on Debian's "Stable" branch. The project prioritises the adoption of open-source and free software within the public sector, aligning with Debian's guiding principles which promise to keep the distribution and all of its components free according to Debian Free Software Guidelines. Pardus provides two separate desktop variants with GNOME or Xfce desktop, as well as a specialist edition for server deployments.

Netdeep Secure Firewall is a comercial Linux distribution designed for firewalls, developed by Neetdeep Tecnologia Ltda in Brazil. It is built from scratch on top of a Linux kernel and GNU utilities. The distribution provides a web-based interface for configuring various services, including network, Unified Threat Management (UTM), Deep Packet Inspection (DPI), URL filter, captive portal and hotspot, antivirus, reports and audits, secure connection over virtual private networks, intrusion detection and prevention, traffic control, balancing and failover, and many others. The company also provides licences and commercial support for users located in Brazil.

Tiny Core Linux is a 16 MB graphical Linux desktop. It is based on a recent Linux kernel, BusyBox, Tiny X, Fltk, and Flwm. The core runs entirely in memory and boots very quickly. The user has complete control over which applications and/or additional hardware to have supported, be it for a desktop, a nettop, an appliance or server; selectable from the project's online repository.

TUXEDO OS is an Ubuntu-based distribution developed in Germany by TUXEDO Computers GmbH, designed and optimised for the company's own range of Linux-friendly personal computers and notebooks. The distribution uses KDE Plasma as the preferred desktop. Some of the differences between Ubuntu and TUXEDO OS include custom boot menu, the TUXEDO Control Centre, Calamares installer, availability of the Lutris open gaming platform, preference for the PipeWire audio daemon (over PulseAudio), removal of Ubuntu's snap daemon and snap packages, and various other tweaks and enhancements.

ShredOS is a small live Linux distribution whose sole purpose is to securely erase the contents of disks. It can boot from a USB device, CD or DVD and it supports both BIOS and UEFI booting. The system boots directly into nwipe, a program that securely erases the contents of block devices; it can wipe a single drive or multiple disks in parallel. After booting the system, the user can select a disk to erase, together with one of the various erasure methods, such as "Fill With Zeros", "Fill With Ones", RCMP TSSIT OPS-II, DoD, Gutmann Wipe, PRNG Stream, Schneier Wipe, BMB21-2019 and others. The nwipe program automatically starts its ncurses-based interface in the first virtual terminal (ALT-F1), while other useful tools, such as hdparm, smartmontools and hexeditor can be run in the second virtual terminal (ALT-F2). ShredOS is available in "Standard" and "Lite" editions, with the latter able to run on computers with as little as 512 MB of RAM.

KLV-Airedale is an independently-developed, general-purpose and minimalist Linux distribution featuring a customised Xfce desktop. It is compatible with Void, as it uses Void's package management tools and repositories. The distribution is built using a custom build script called FirstRib, which deploys the OverlayFS filesystem to provide a frugal install, Squashfs capabilities, and an option to copy the system to RAM (copy2ram). Like Void, KLV-Airedale uses the runit init system.

OPNsense is a FreeBSD-based specialist operating system (and a fork of pfSense) designed for firewalls and routers. It is developed by Deciso B.V. in the Netherlands. Some of the features of OPNsense include forward caching proxy, traffic shaping, intrusion detection, two-factor authentication and easy OpenVPN client setup. The project's focus on security brings a number of unique features, such as the option to use LibreSSL instead of OpenSSL (selectable in the GUI). OPNsense also includes an update mechanism that delivers important security updates in a timely fashion.

Kumander Linux is a Debian-based distribution featuring the Xfce desktop. The distribution's key feature is a Windows 7-like theme and desktop behaviour designed to make the migration from Windows to Linux easier.

Oracle Linux is an enterprise-class Linux distribution supported by Oracle and built from source packages for Red Hat Enterprise Linux (RHEL). Some of the special features of Oracle Linux include a custom-build and rigorously-tested Linux kernel called "Oracle Unbreakable Kernel", tight integration with Oracle's hardware and software products including most database applications, and "zero downtime patching" - a feature that enables administrators to update the kernel without a reboot.