pfSense - pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more
Cisco Meraki SD-WAN - What is SD-WAN?
SonicWall - SonicWall security solutions protects your network, systems, users and data from cyber threats.
FortiGate SD-WAN - SD-WAN
MikroTik RouterOS - The main product of MikroTik is a Linux-based operating system known as MikroTik RouterOS.
VeloCloud - SD-WAN