New Economy Movement, NEM, also called Smart Asset Blockchain is a blockchain that provides an efficient way to manage assets and data easily at low cost. One of the core aims for this innovation is to increase interoperability between private and public blockchain networks.
Polkadot is the flagship project of Web3 Foundation, a swiss authority established by Dr Gavin Wood to facilitate a fully functional and user-friendly decentralized web, designed to connect multiple specialized blockchains into one unified network. Focused on true interoperability, economic and transactional scalability, easy blockchain innovation and security, Polkadot is built to connect private and consortium chains, public and permissionless networks, oracles and future technologies that are yet to be created.