pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more.




The best Firewall alternative to OpenWrt is pfSense, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to OpenWrt and nine of them are Firewalls so hopefully you can find a suitable replacement. Other interesting Firewall alternatives to OpenWrt are OPNsense, MikroTik RouterOS, ClearOS and Gargoyle.
pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more.




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.




Linux-based system converts standard PCs into customizable routers, featuring advanced firewall, VPN server and client, bandwidth control, QoS, wireless AP, captive portal, remote management, industry protocol support, automation, and scalable licensing for network needs.

ClearOS is a family of operating systems for the enterprise, small business, and home. There are three editions to choose from depending on your needs and suitable to your abilities. They are: ClearOS Enterprise, ClearOS Home, and ClearOS Core.



Gargoyle is a free firmware upgrade for your wireless router, based on OpenWRT but with an enhanced interface (not LUCI) focused on ease of use. Some enhanced features of Gargoyle include MONITORING BANDWIDTH per connected computer, SET QUOTAS AND THROTTLE to ensure that...




Tomato USB is an alternative Linux-based firmware for powering Broadcom-based ethernet routers. It is a modification of the famous Tomato firmware, with additional built-in support for USB port, wireless-N mode support, support for several newer router models, and various...

A secure, open-source WiFi router that simplifies network management with easy-to-use policies, device isolation, adblock and advanced DNS controls - customizable with plugins for added flexibility.



