Simple tool to configure Windows Filtering Platform (WFP)
Anti Spam SMTP Gateway
OWASP ModSecurity Core Rule Set (CRS) Project
Provisions Simple Secure Network Firewall/Router
Open source voucher management / hotspot system
bash programmable completion for conntrack-tools (netfilter.org)
Jateway is a general purpose TCP/IP connection proxy
a secure, open source OS for use inside USEagency facilities
Detect Flooder IPs, Reduce Attack Surface against HTTP Flood Attacks
Easy to use tool to block unwanted network access.