ARPA is a Secure Computation Network Compatible With Blockchains They propose a blockchain-based secure computation network of Multi-party Computation (MPC). ARPA cryptographically enables private smart contract, unprecedented data-at-use privacy protection, as well as scalable computational sharding.
VINchain is creating a worldwide blockchain database of used vehicle information that is 100% transparent, reliable, and accessible by everyone. VINchain project unites all data providers and gives the user a complete, uninterrupted vehicle record; all without the disadvantages of a centralized database.