ClearOS is described as 'Family of operating systems for the enterprise, small business, and home. There are three editions to choose from depending on your needs and suitable to your abilities. They are: ClearOS Enterprise, ClearOS Home, and ClearOS Core' and is a popular Firewall in the development category. There are more than 25 alternatives to ClearOS for a variety of platforms, including Linux, Self-Hosted, Windows, Web-based and BSD apps. The best ClearOS alternative is openmediavault, which is both free and Open Source. Other great apps like ClearOS are pfSense, Cloudron, Univention Corporate Server (UCS) and Zentyal.
RaspAP is feature-rich wireless router software that just works on many popular Debian-based devices, including the Raspberry Pi.
Linux Schools consists of Karoshi Server and Karoshi client. It is an Ubuntu LTS Server based solution especially designed for educational environments. It is a fully modular and scalable distribuition, mainly written in Bash.
OpenContrail is an Apache 2.0-licensed project that is built using standards-based protocols and provides all the necessary components for network virtualization–SDN controller, virtual router, analytics engine, and published northbound APIs.
