- pfSense is a customizable, open-source firewall solution that allows users to build their own router using their CPU.
- Reviewers appreciate the product's powerful features, ease of use, and the ability to add additional ports and SSD, with many noting its high performance in virtualized environments and the flexibility it offers in managing multiple LANs, WANs, and VPNs.
- Reviewers mentioned that the product can be difficult to configure for the first time, lacks certain features like vpns with wireguard, and requires a deep understanding of the concept to be fully utilized, with some users also noting a lack of proper guidance on open platforms to learn and explore most of its options.