RetroBSD is a port of 2.11BSD Unix intended for embedded systems with fixed memory mapping. The current target is Microchip PIC32 microcontroller with 128 kbytes of RAM and 512 kbytes of Flash.
Red Hat Enterprise Linux Alternatives
Red Hat Enterprise Linux is described as 'Red Hat is the leader in development, deployment, and management of Linux and open source solutions for Internet infrastructure - ranging from embedded devices to secure Web servers. Red Hat was founded in 1994 by visionary entrepreneurs Bob Young and Marc Ewing' and is a very popular Linux Distro in the os & utilities category. There are more than 100 alternatives to Red Hat Enterprise Linux for a variety of platforms, including Linux, Self-Hosted, Windows, BSD and Mac apps. The best Red Hat Enterprise Linux alternative is Linux Mint, which is both free and Open Source. Other great apps like Red Hat Enterprise Linux are Ubuntu, Debian, Fedora and Arch Linux.
Alternatives list
Frugalware Linux is an independently developed general purpose desktop Linux distribution designed for intermediate users. It follows simple Slackware -like design concepts and includes the .

Turkman Linux is a independent GNU/Linux distribution. It uses its own YMP (Yerli ve Milli Package) manager. Turkman Linux is a distribution originating from Turkiye. 🇹🇷.
MicroPythonOS is a lightweight, fast, and versatile operating system designed to run on microcontrollers like the ESP32 and desktop systems. With a modern Android-like touch screen UI, App Store, and Over-The-Air updates, it’s the perfect OS for innovators and developers.
Cost / License
- Free
- Open Source
Application type
Platforms
- Linux
- Linux Mobile
- Python
- Mac
- Raspberry Pi


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- 51 Astral OS alternatives
Astral is a 64 bit operating system with its own kernel written in C for the x86-64 architecture.

ObsidianOS is an Arch-based Linux distro with an A/B partition style so if a package has a breaking change that causes some issues, you can just reboot into the other partition and restore the other one, while relying on the robustness of EXT4.

Visopsys (VISual OPerating SYStem) is an alternative operating system for PC-compatible computers, written “from scratch”, and developed primarily by a single hobbyist programmer since 1997.


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Fatdog64 Linux is a small yet versatile 64-bit multi-user Linux distribution. built to run on virtually any computer with a 64-bit architecture.


Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Linux
























