Briar - Secure messaging, anywhere
OpenVPN - OpenVPN - The Open Source VPN
The Serval Mesh - It works by using your phone's Wi-Fi to not communicate with other phones on the same network.
Hotspot Shield - Hotspot Shield is a software application developed by AnchorFree, Inc.
WorldChat - Meet new people around the World on WorldChat.tv, the Original World Chat since 2011.
TunnelBear - Really simple VPN to browse the web privately & anonymously.