GAppProxy - GAppProxy is an open source HTTP Proxy software runs on Google App Engine.
Hamachi - Hamachi is a VPN service scaled to the unique needs of business owners.
GoAgent - GoAgent is a gae proxy forked from gappproxy/wallproxy.
Wippien - Free p2p VPN software - establish personal p2p network with friends from your contact list.Downloads · miniVPN · FAQ · Linux version of free p2p VPN .
XX-Net - XX-Net is GoAgent with improvements.
DynVPN - DynVPN. Home · Learn More · Getting started · Download · License · Contact · Dashboard · Login · Signup. The easiest VPN solution that allows you to access your computers and devices.