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The Gateway

The Gateway vs pfSense and OPNsense

Short answer

Section titled “Short answer”

Choose pfSense or OPNsense for a mature, general-purpose firewall appliance with a broad UI and package ecosystem. Choose The Gateway when the central problem is programmable per-device routing across multiple privacy paths on Linux.

Choose pfSense or OPNsense when

Section titled “Choose pfSense or OPNsense when”
  • You need a conventional edge firewall with extensive interface, VLAN, NAT, HA, and package controls.
  • You depend on their established ecosystem, documentation, or support options.
  • You require an open-source base.
  • Your team already operates one successfully and does not need The Gateway’s policy model.

Choose The Gateway when

Section titled “Choose The Gateway when”
  • Devices and groups need different tunnel, bridge, DNS, and direct-routing policies.
  • Protected paths must fail closed and reconcile after restarts.
  • Multiple WireGuard or OpenVPN exits need per-connection splitting.
  • Policies must be pushed or pulled across several Linux gateways.

Coexistence

Section titled “Coexistence”

The products can be layered: pfSense or OPNsense can remain the perimeter firewall while The Gateway serves a routed segment that needs its privacy-policy model. Keep ownership of DHCP, NAT, and default routes unambiguous and test failure modes at the boundary.

Important trade-off

Section titled “Important trade-off”

pfSense and OPNsense are broader and more mature firewall platforms. The Gateway is private, Linux-only software with a smaller ecosystem. It should be selected for its specific policy and privacy-routing capabilities, not as an automatic replacement for a working firewall.

Sources and next steps

Section titled “Sources and next steps”