Introducing OPNsense OPNsense is a robust open-source firewall and router platform that has earned acclaim for its outstanding feature set, exceptional performance, and user-friendly interface. Built on the foundation of the FreeBSD operating system, delivering a full range of tools and capabilities designed to fortify network security and management. Here, https://juliusolfxm.blogoscience.com/27905185/opnsense-a-leading-open-source-firewall