Modern User Interface Easy to use responsive design, accessible from a desktop PC, Tablet and Smart Phone. FacebookTwitterGoogle+LinkedInTumblrStumbleUponReddit BACKUP & RESTORE FULLY SUPPORTED Everything included All features offered by OPNsense are configurable through the responsive user interface. Multi language The user interface is built with multi language support in mind. Work is already in progress to support German, French, Japanese, Chinese & Mongolian. Build-in Help Many options have an info icon with built-in help to get you started quickly. Advanced mode More complex features such as proxy, traffic shaping and IDPS have advanced options that can be shown or hidden. Sane default Many features have usable defaults to allow easy, fast and simple configuration. Screenshot OPNsense System Health Your Next Firewall is Open Source ! OPNsense is an open source, easy-to-use and easy-to-build FreeBSD based firewall and routing platform. OPNsense is licensed under an Open Source Initiative approved license. OPNsense is and will be available with the simple 2-clause BSD license.