Founded in 2014 by Oliver Pinter and Shawn Webb, HardenedBSD is a security-enhanced fork of FreeBSD. The HardenedBSD Project is implementing many exploit mitigation and security technologies on top of FreeBSD.
SerenityOS Alternatives
SerenityOS is described as 'Serenity is a graphical 32-bit Unix-like operating system with 90s aesthetics and built for x86 systems' and is a operating system in the system & hardware category. There are more than 100 alternatives to SerenityOS for a variety of platforms, including Linux, Self-Hosted, BSD, Mac and Windows apps. The best SerenityOS alternative is Tails, which is both free and Open Source. Other great apps like SerenityOS are Zorin OS, Lubuntu, Rocky Linux and GhostBSD.
Alternatives list
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
Hanthana is a Linux based operating system and a Fedora remix suitable for desktop and laptop users. Hanthana comes to you in the form of a Live CD for regular PC (i686 architecture) systems.



Superb Mini Server (SMS) is a Slackware-based server distribution with web, DNS, DHCP, file, print and fax servers, iptables firewall, mail server with spam filter and anti-virus scanner, and BitTorrent station.



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



The Friend Unifying Platform is a powerful open source framework that will allow developers to decouple their applications from technology silos. It will empower developers to swiftly deploy on and integrate with Ethereum and other decentralised technologies in a new blockchain...

BLAG is a single-cd distro with everything desktop users "expect" from a desktop, plus a collection of nice server apps.
Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Linux



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




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- 172 MaboxLinux alternatives
Mabox Linux is based on Manjaro, featuring a customized Openbox window manager preconfigured to be ready to use.
Cost / License
- Free
- Open Source
Application types
Platforms
- Linux
- Manjaro Linux


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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 .

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.




































