Novacoin is a hybrid Proof of work (POW) / Proof of stake (POS) decentralized peer-to-peer cryptocurrency.The Proof of Work part of Novacoin is based on the Scrypt hashing algorithm. Proof of Stake contributes to the coins energy efficiency, as there is no need for nodes to contribute mining power to part of the money creation process. As of now, Novacoin is set to be capped at 2 billion coins. However Novacoin stated that the cap limit may be lifted if the situation requires it. It looks very much like a variation of Sunny King Peercoin.
EchoLink is a blockchain based system that provides verified education, skill, and work experience information. Taking advantage of blockchain technology's immutability and time stamp functionality, EchoLink provides users with trusted information regarding a job candidate's education, skill, and work experience. EchoLink provides savings to recruiters in time and financial resources. The EchoLink system can be also be used for additional industries, such as banking, finance, general notary service.