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.




Subgraph OS is described as 'Subgraph believes that the best way to empower people to communicate and live freely is to develop technology that is secure, free, open-source, and verifiably trustworthy' and is a operating system in the os & utilities category. There are more than 25 alternatives to Subgraph OS for a variety of platforms, including Linux, BSD, Self-Hosted, Mac and Windows apps. The best Subgraph OS alternative is Tails, which is both free and Open Source. Other great apps like Subgraph OS are Manjaro Linux, EndeavourOS, Qubes OS and Whonix.
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.




The ubermix is an all-free, specially built, Linux-based operating system designed from the ground up with the needs of education in mind.







Free portable encrypted system on an usb flash drive or an external hard drive for safe editing and carrying along of sensitive data, for encrypted communication and anonymous web surfing.
Septor Linux is a operating system that provides users with a perfect computing environment for surfing the Internet anonymously. Septor providing users with a stable and reliable distribution that is based on Debian GNU/Linux and works on a wide range of computers.




Qimo 4 Kids is a child-friendly desktop environment built entirely with free software. Qimo comes pre-installed with educational games for kids and themed with large colorful icons to help young users navigate easily.


