BlockNet is a platform to facilitate blockchain communication and transfer. It will enable dApps to use services from different blockchains. Imagine a dApp which uses computing power from Sonm, storage from Storj, Dash for payments and Dadi for hosting it's web interface!
https://nodesofvalue.com/a-deep-dive-analysis-of-blocknet-the-bridge-between-blockchains-good-passive-income-opportunities/