Firewall
by OPNsense

How MSPs use it: run it yourself or resell it

About

Stateful firewall with support for IPv4 and IPv6 and live view on blocked or passed traffic.

AI & Automation

This product is a stateful firewall supporting IPv4 and IPv6 with live traffic views, multi-WAN, VPN, hardware failover, and inline intrusion prevention, featuring Destination NAT (port forward) API support.

Selling this to clients

MSPs both run this and sell it: you hold the console, the client pays for the seats or the service built on it.

OPNsense

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Updated Oct 11, 2026