OPNsense is one of the most popular open source firewall and routing platforms available today. It is known for its modern interface, active development, and feature-rich design. It originated as a fork of pfSense and has since evolved into a widely used security platform for home labs, SMBs, and enterprise environments. :contentReference[oaicite:0]{index=0} However, despite its strengths, it is not always the perfect fit for every organisation. This article explores why teams look for an OPNsense alternative and what options exist depending on technical needs and operational constraints.…