DATA is the ERC20 token of DATAcoin Stream.
Streamr is a distributed open-source software project with contributions in various time zones from Boston to Wrocław, Helsinki, Zug, London and Melbourne.
Streamr is a layered null protocol for real-time data operating a decentralized Streamr pub / sub network. In addition, blockchains, now Ethereum and xDai, are used for identity, security and payment. Above is the application layer, including Data Union, Marketplace and Core framework, and all third-party applications.