* uses Mac OS X built-in IPFW firewall. No kernel modules, no extensions, no pain. WaterRoof is free and open-source * the most advanced Mac OS X free graphic frontend for ipfw now features a new, clean interface. WaterRoof lets you create, modify, delete, move ipfw ipv4 and ipv6 rules very quickly. * build ipfw rules easily with the new simplified interface and the IPFW Rules Translator. Building ipfw rules now is easier than ever * Backup and deploy firewall rules with WaterRoof Injectors * Quick dns reverse and whois queries with copy/paste * manage network bandwidth with dummynet pipes and queues * check live dynamic rules created by stateful firewall rules * watch and parse firewall logs, create raw and graphic statistics * look at active network connections, block them or limit their bandwidth on-the-fly * list all applications that make network connections * manage Network Address Translation (NAT) daemon: create a dual-homed firewall/nat/router with port redirection and forwarding; deploy NAT settings using WaterRoof Injectors * import rules from NoobProof Injectors * keep your favourite firewall rules active at system boot; import/export rulesets * explore and test ipfw with configuration wizard and ready rule sets * compatible with Mac OS X Server 10.5 . * requires Mac OS X 10.5 or 10.6