OpenWrt - OpenWrt is an open-source firmware based on Linux for wireless routers
MikroTik RouterOS - The main product of MikroTik is a Linux-based operating system known as MikroTik RouterOS.
FRRouting - FRRouting (FRR) is an IP routing protocol suite for Linux and Unix platforms which
pfSense - pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more
VyOS - VyOS in an open source Linux-based operating system sold and distributed by Sentrium corporations. It is geared toward IT specialists and network administrators for the purpose of securing network and company data... read more.
AdvancedTomato - A Tomato by Shibby fork with intuitive and modern flat design GUI.