net-firewall/conntrack-tools Manipulate netfilter connection tracking table and run High Availability
net-firewall/ebtables A filtering tool for a bridging firewall
net-firewall/ferm Tool to maintain complex firewalls
net-firewall/firewalld A firewall daemon with D-Bus interface providing a dynamic firewall
net-firewall/fwknop Single Packet Authorization > Port Knocking
net-firewall/ipset ipset is used to maintain IP sets in the kernel
net-firewall/iptables A Linux kernel packet filter control tool
net-firewall/nfacct utility used to create/retrieve/delete Netfilter accounting objects
net-firewall/nftables nftables user space utility
net-firewall/pglinux Privacy oriented firewall application
net-firewall/shorewall A gateway/firewall configuration tool for IPv4
net-firewall/shorewall-core core component of shorewall
net-firewall/shorewall-lite light-weight shorewall to run compiled IPv4 firewall scripts
net-firewall/shorewall6 A gateway/firewall configuration tool for IPv6
net-firewall/shorewall6-lite light-weight shorewall to run compiled IPv6 firewall scripts
net-firewall/xtables-addons A set of extensions for the iptables/Xtables packet filter


arbor Base system (core)
net Network- and www-related applications and libraries. (core)
alip Ali Polatel's dev repo (dev)
hasufell hasufells user repository (third-party)
philantrop Philantrop's supplemental repository (dev)
tombriden TomBriden's repository (dev)