Also, FireHOL [1] is an interesting option. It also has a DSL for managing firewall rules. The custom service port definition is a little weird, but overall I

Also, FireHOL [1] is an interesting option. It also has a DSL for managing firewall rules. The custom service port definition is a little weird, but overall I like it better than ferm. [1] https://firehol.org/ https://firehol.org/