OPNsense is an open source, easy-to-use and easy-to-build FreeBSD based firewall and routing platform. OPNsense includes most of the features available in expensive commercial firewalls, and more in many cases. It brings the rich feature set of commercial offerings with the benefits of open and verifiable sources.OPNsense started as a fork of pfSense? and m0n0wall in 2014, with its first official release in January 2015. The project has evolved very quickly while still retaining familiar aspects of both m0n0wall and pfSense. A strong focus on security and code quality drives the development of the project.OPNsense offers weekly security updates with small increments to react on new emerging threats within in a fashionable time. A fixed release cycle of 2 major releases each year offers businesses the opportunity to plan upgrades ahead. For each major release a roadmap is put in place to guide development and set out clear goals.
major feature: Here are the full patch notes against version 20.7-RC1:o system: syslog-ng RFC5424 on FreeBSD 12 needs flags(syslog-protocol)o installer: welcome users as genuine 20.7 installero web proxy: do not try to force cachemanager access to use ICAPo plugins: os-collectd 1.3 2 o plugins: os-zabbix5-proxy 1.3 3 o src: prevent netgraph page fault for LTE usageo ports: dnsmasq 2.82 4 o ports: monit 5.27.0 5 o ports: nss 3.55 6 o ports: sudo 1.9.2 7