The CLIP OS project is an open source project maintained by the ANSSI (National Cybersecurity Agency of France) that aims to build a secure, multi-level operating system, based on the Linux kernel and a lot of free and open source software.
Kubuntu Alternatives
Kubuntu is described as 'Official "flavor" of Ubuntu that uses the KDE Plasma desktop environment. This gives it a completely different look and feel' and is a very popular Linux Distro in the os & utilities category. There are more than 100 alternatives to Kubuntu for a variety of platforms, including Linux, Self-Hosted, Windows, BSD and Mac apps. The best Kubuntu alternative is Linux Mint, which is both free and Open Source. Other great apps like Kubuntu are Ubuntu, Debian, Fedora and Arch Linux.
Alternatives list
The ubermix is an all-free, specially built, Linux-based operating system designed from the ground up with the needs of education in mind.



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...

Friend is the most popular Android & Android Tablet alternative to Kubuntu.
- Friend is Free and Open Source
Karoshi provides a simple graphical interface that allows for quick installation, setup and maintenance of a network.



Matriux is a fully featured security distribution consisting of a bunch of powerful, open source and free tools that can be used for various purposes including, but not limited to, penetration testing, ethical hacking, system and network administration, cyber forensics...
Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Linux


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Pentoo is a security-focused livecd based on Gentoo. It's basically a Gentoo install with lots of customized tools, a customized kernel, and much more.



ToaruOS is a completely-from-scratch hobby operating system: bootloader, kernel, drivers, C library, and user space including a composited graphical UI, dynamic linker, syntax-highlighting text editor, network stack, etc.

The most advanced, powerful and yet beautiful penetration testing distribution ever created.Lined up with ultimate collection of tools for pro Ethical Hackers and Cyber Security Experts.
Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Linux


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A libre open source Linux operating system. Focused on ease of use, simplicy, and flexibility to adapt and change.

ExectOS aims to be a stable and flexible, general purpose operating system written from scratch. It is designed to be modular, maintainable and compatible with existing software. It implements a brand new XT architecture and features own native application interface.
Minoca OS is a general purpose operating system designed specifically for feature-rich embedded devices. It's got all the high-level functionality that you've come to expect from an operating system, but offers it in a fraction of the memory footprint.


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Live bootable linux CD supported by US department of defense, featuring firefox, thunderbird, word processor, and reads USB flash drives.























