Gbridge is a free software that lets you remotely control PCs, sync folders, share files, and chat securely and easily. An extension of Google's gtalk service, Gbridge automatically forms a collaborative, encrypted VPN (Virtual Private Network) that connects your computers and your friends' computers directly and securely with patented technology. Gbridge has many unique features.
Imagine you distribute PDFs of political pamphlets. Usenet is a superior method for sending and receiving them than Bit-torrent or file-lockers. Your ISP and the government can't do deep packet inspection on your Internet connection to see what you are doing: Usenet providers use SSL encryption but you'd need to pay for a VPN service to be protected if you use torrents or File-lockers.
Hola is harmful to the internet as a whole, and to its users in particular. You might know it as a free VPN or "unblocker", but in reality it operates like a poorly secured botnet - with serious consequences.
"Ultrasurf is a product of Ultrareach Internet Corporation. Originally created to help internet users in China find security and freedom online, Ultrasurf has now become one of the world's most popular anti-censorship, pro-privacy software, with millions of people using it to bypass internet censorship and protect their online privacy."