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.

Screenshots

Main MenuSystem HealthFirmware
OPNsense Menu
OPNsense Menu
System Health
System Health
Firmware Packages
Firmware Packages

Click on a screenshot to see a larger version.