Ardor is an open-source multichain platform. Its unique architecture was designed to overcome existing blockchain technology problems and ensure scalability with its parent-child chain system. — What is Ardor (ARDR)? With a parent-child chain design, Ardor is a multichain blockchain platform. Whose Mainnet launched on 01 January 2018. While the interoperable child chains contain all the capabilities, the main Ardor chain provides security for the entire network. According to the researchers, the flexibility required for a variety of use cases…