The IPchains firewall module for Webmin lets you graphically create ipchains firewall scripts. Nearly all of the IPchains options are supported.
You can download it from the following link: https://packetstormsecurity.com/files/download/16973/ipchains-0.78.5.wbm
Source: https://packetstormsecurity.com/files/16973/ipchains-0.78.5.wbm.html