CacheGuard Gateway is a UTM, a WAF, and a QoS management appliance.
Bringing intranet on the internet with Zero-Config Mesh VPNS.
Network link bonding/trunking/aggregation and multichannel VPN daemon
Linux Mint based A/V-System
GNOME/GTK based GUI front-end for OpenVPN
Lomalarga is a VPN-like service based on SSH and Linux.