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.
Debian Alternatives
Debian is described as 'The Debian Project is an association of individuals who have made common cause to create a free operating system. This operating system that we have created is called Debian' and is a leading Linux Distro in the os & utilities category. There are more than 100 alternatives to Debian for a variety of platforms, including Linux, Self-Hosted, Windows, Mac and BSD apps. The best Debian alternative is Linux Mint, which is both free and Open Source. Other great apps like Debian are Ubuntu, Arch Linux, Fedora and Zorin OS.
Alternatives list
Enso aims to be a clean and simple OS that is easy to use and incorporates some of our favourite projects from around the Linux world.


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An open-source OS for exploration, creation, and play. Kano OS is based on the Raspbian OS which itself is based on Debian, a Linux based operating system.


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- 104 AriOS alternatives
AriOS is an easy-to-use operating system based on Ubuntu. AriOS comes with a unique and optimized interface as well as many extra applications, multimedia codecs, flash and java plugins, and many tweaks! AriOS is not just Ubuntu+extra programs. It has been carefully desig.


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The Zeal Operating System is a modernized, professional fork of the 64-bit Temple Operating System. Guiding principles of development include transparency, full user control, and adherence to public-domain/open-source implementations.



Lunar Linux is a source based Linux distribution. It is built entirely by compiling source code, using custom optimizations.
Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Linux
The ubermix is an all-free, specially built, Linux-based operating system designed from the ground up with the needs of education in mind.



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.

General purposed Web Desktop Operating Platform / OS for Raspberry Pis, Now written in Go! - tobychui/arozos


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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.



- 45 Trusted End Node Security alternatives
Live bootable linux CD supported by US department of defense, featuring firefox, thunderbird, word processor, and reads USB flash drives.

Infinitive OS is an open-source project created to replace windows and macOS, it mounts the latest versions of the Linux kernel and contains open source components but also proprietary software. It has the KDE desktop environment pre-installed
Cost / License
- Free
- Proprietary
Platforms
- Linux


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