A firewall for humans.
Advanced open source tool for bypassing DPI-based censorship
iptables mini-script in file-wizard
OpenWrt Firewall CLI management tool
CacheGuard Gateway is a UTM, a WAF, and a QoS management appliance.
OpenBSD based firewall distribution
Share a VPN connection with VMs or containers
A secure, feature-rich, customizable embedded Linux network appliance
Anti Spam SMTP Gateway
Gentoo Cluster Managment Tools
Internet IP/CIDR Tables Blockator
B2D/OB2D 中文 Linux 計劃
An iptables IPv4 firewall and traffic shaping program
Bash script to enable the firewall on startup of your Ubuntu server.
A set of scrips for interactive Debian 10 configuration
blocklists for openbsd,freebsd,linux,iptables,bsd pf,pf,ipfilter
ipset set listing wrapper script
A powerful network security tool, easy, safe and totally free.
shell program to automatically configure freebsd as a firewall
Programmable completion code (bash) for ip[6]tables (netfilter.org)