CryptoKitties - Breed and collect adorable creatures using Ethereum
ProtonVPN - ProtonVPN is a security focused FREE VPN service, developed by CERN and MIT scientists. Use the web anonymously, unblock websites & encrypt your connection.
Mars Genesis - 10,000 unique parcels of Mars stored on the blockchain
OpenVPN - OpenVPN - The Open Source VPN
Crypto Corgis - Crypto corgis live (and die) on the blockchain
TunnelBear - Really simple VPN to browse the web privately & anonymously.