pfSense

pfSense is a firewall and load management product available through the open source pfSense Community Edition, as well as a the licensed edition, pfSense Plus (formerly known as pfSense Enterprise). The solution provides combined firewall, VPN, and router functionality, and can be deployed through the cloud (AWS or Azure), or on-premises with a Netgate appliance. It as scalable capacities, with functionality for SMBs.

As a firewall, pfSense offers Stateful packet inspection, concurrent IPv4 and IPv6 support, and intrusion prevention. Within its VPN capabilities, it provides SSL encryption, automatic or custom routing, and multiple tunneling options. pfSense also supports optional clustering and load-balancing, along with proxying and content filtering services. The product can also monitor and report on network traffic.