Polipo - A small and fast caching web proxy (a web cache, an HTTP proxy, a proxy server).
Hamachi - Hamachi is a VPN service scaled to the unique needs of business owners.
Artica Proxy - Artica Proxy is an appliance that claim to manage Squid-cache proxy with all features that Squid...
ShrewSoft VPN Client - Shrew Soft Inc
Privoxy - Privoxy helps users to protect their privacy.
Wippien - Free p2p VPN software - establish personal p2p network with friends from your contact list.Downloads · miniVPN · FAQ · Linux version of free p2p VPN .