HTTP proxy to block ads and customize webpages
Next Generation Open Source Firewall
Anti Spam SMTP Gateway
High-performance WAF built on the OpenResty stack
Linux firewall distribution geared towards home and SOHO users.
IOSec Addons are enhancements for web security and crawler detection
This tool locks down Linux and UNIX systems.
Lomalarga is a VPN-like service based on SSH and Linux.