LINKA is a “value linking platform” that enables everyone to use cryptocurrency, credit card, and other payment methods without any restrictions both in the real world and crypto space by providing inter-usability of value through promoting value circulation.
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.