DDK is a community platform that aims to create economic opportunities through the development of blockchain solutions. Since 2015, the DDK community claims to have contributed to a number of blockchain platforms.The DDK platform uses the Delegated Proof of Stake (DPoS) mechanism within its core. According to DDK, one of the advantages of a DPoS blockchain is that it depends on community members to participate in the maintenance and security of the platform so that each member’s participation provides benefit for all.
Zipper is a decentralized value transfer network that enables point to point Message communication, Transaction Transfer and Transaction Settlement across multiple blockchain networks among different financial institutions. Zipper enables and empowers rich and comprehensive blockchain-based services for global financial institutions. Zipper, composed of ZipperNet, Z0 and other ecology participants, is an ecology supporting digital assets transaction and switching within same chains or cross chains, and is committed to construct a financial grade blockchain network with safety and flexibility.