Not really, There are 3 commonly named projects that live in the same sphere: Streamr , IOTA and OceanProtocol. But DataBroker DAO takes a radically different approach, as It is built to interface with the large players in the ecosystem (manufacturers and gateway operators) in a non invasive way. ensuring a low friction environment. The only way to get market scale fast enough. you can get more in-depth knowledge about DataBroker dao from the whitepaper.