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.




Vilfo OS is described as 'Easy and powerful software enabling multiple simultaneous connections to VPN servers. It contains firewall, split tunneling, DNS leak protection, VPN killswitch, notifications and much more' and is a Firewall in the security & privacy category. There are more than 10 alternatives to Vilfo OS for a variety of platforms, including Linux, Self-Hosted, Web-based, iPhone and BSD apps. The best Vilfo OS alternative is OPNsense, which is both free and Open Source. Other great apps like Vilfo OS are pfSense, IPFire, ClearOS and MikroTik RouterOS.
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.




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




IPFire is a server distribution with intended to use as a firewall. It focuses on flexibility, and scales from small to middle sized business networks and home networks.

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.



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.

Psensor is a graphical hardware temperature monitor for Linux. It can monitor the temperature of the motherboard and CPU sensors (using lm-sensors), the temperature of the NVidia GPUs (using XNVCtrl), the temperature of ATI/AMD GPUs, the temperature of the Hard Disk Drives...


Sophos UTM integrates complete security software within a single appliance. Choose only the protection you need when you need it. And deploy it on the platform that best fits your business: software, hardware or virtual appliance.



Zeroshell is a Linux distribution for servers and embedded devices aimed at providing the main network services a LAN requires. It is available in the form of Live CD or Compact Flash image and you can configure and administer it using your web browser.



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.



