ferm is a tool to maintain complex firewalls, without having the trouble to rewrite the complex… ferm is a tool to maintain complex firewalls, without having the trouble to rewrite the complex rules over and over again. ferm allows the entire firewall rule set to be stored in a separate file, and to be loaded with one command. The firewall configuration resembles structured programming-like language, which can contain levels and lists.
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ferm
Alternatives
| # | Image | App Name | Features | Platforms | Price | Website Link |
| 1 |  |
Firewall Builder | Discontinued | Mac Windows BSD Linux |
Free | Website |
| 3 | iptablesbuild | Discontinued | Linux | Free | Website | |
| 4 |  |
Shorewall | Linux | Free | Website | |
| 5 |  |
ConfigServer Firewall | Linux | Free | Website | |
| 6 | Advanced Policy Firewall | Linux | Free | Website |