Coin Demo - Visual demonstration of how bitcoin transactions work
Toshi - A browser for the Ethereum network
BlockchainI.CO - Research, ratings and analysis on upcoming ICO’s
MyEtherWallet - MyEtherWallet is a free, open-source, client-side interface.
Blockchain Startups Map - Map & searchable database of 430 companies in 64 categories.
Exodus.io - All-in-one app to secure, manage and exchange blockchain assets.