OpenWrt

A Linux-based firmware for wireless routers and access points, originally designed for the Linksys...

An open source FreeBSD-based firewall and router with traffic shaping, load balancing, and virtual...

Multi-protocol software VPN with advanced features

Free network firewall distribution, based on the FreeBSD operating system with a custom kernel and...

Userspace interface for the Linux kernel containment features

Network monitoring tool based on the Nagios 4 core with performance enhancements and new features