glider is a forward proxy with multiple protocols support
Internet IP/CIDR Tables Blockator
An iptables IPv4 firewall and traffic shaping program
ipset set listing wrapper script
Ban IPs based on #failed login attempts (Systemd version)
Advanced Persistent Threat Security
Programmable completion code (bash) for ipset (netfilter.org)
download and convert ip block list
boot-time loader for ipset rules
Scripted service managing iptable blocks by ISO
Lightweight linux ip v4 traffic accounting system.