OPNsense is an open source firewall and routing platform. The community of this open source projects aim to provide an easy-to-use application which simultaneously offers a range of features usually to be found in expensive commercial firewalls. OPNsense is available without license costs and offers notably better price/performance ratio. The main intention of OPNsense is to provide a user-friendly, reliable and transparent environment. The security platform comes with frequent updates and 2 major releases every year.