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.
Cocos is world №1 open source game engine and №1 engine for instant games with 1.3 million developers worldwide. Cocos is expanding its product spectrum into blockchain by building the platform Cocos-BCX (Cocos Blockchain Expedition), a full stack development platform visioning for the next generation of digital game economy. Cocos-BCX' , fully named 'Cocos BlockChain Expedition', aims to create an integrated multi-platform runtime environment for games, providing developers with the convenience and completeness in game development, while bringing users a whole new gaming experience, unprecedented gaming status, and with all the assets obtained in the games being wholly owned by the users.