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.
GNU Guix Alternatives
GNU Guix is described as 'A purely functional package manager and an advanced distribution of the GNU operating system developed by the GNU Project—which respects the freedom of computer users' and is a Linux Distro in the os & utilities category. There are more than 100 alternatives to GNU Guix for a variety of platforms, including Linux, Mac, Self-Hosted, Windows and BSD apps. The best GNU Guix alternative is Linux Mint, which is both free and Open Source. Other great apps like GNU Guix are Ubuntu, Debian, Fedora and Arch Linux.
Alternatives list


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Ubuntu Christian Edition (UbuntuCE) is a free, open source operating system geared towards Christians. Ubuntu is a complete Linux-based operating system, freely available with both community and professional support.

Ubuntu Cloud is an open source Linux operating system designed to be used as a personal cloud server. It is based on the well known Ubuntu Linux distribution and recognized as an official Ubuntu flavor, distributed by Canonical.
Cost / License
- Free
- Open Source
Platforms
- Linux
Karoshi provides a simple graphical interface that allows for quick installation, setup and maintenance of a network.



Darwin is the Open Source operating system from Apple that forms the basis for Mac OS X, and PureDarwin is a community project to make Darwin more usable (some people think of it as the informal successor to OpenDarwin.

GNU-Darwin aims to be the most free software distribution. Our mission is two-fold: Focus on projects that leverage our unique combination of Darwin and GNU, and help users to enjoy the benefits of software freedom.



BeeFree OS is inspired from Ubuntu, Windows 7 and Linux Mint. The name is acronym for Beautiful, Effective, Efficient and Freedom.


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Cost / License
- Free
- Proprietary
Application types
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux


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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miniBSD is a project to develop a set of scripts that shrinks a running FreeBSD system to a small sized miniBSD distribution suited for small media like USB pens and CF cards.

































