Celer Network is a coherent technology and economic architecture to enable Internet-scale public blockchains through off-chain scaling techniques. It can scale out to billions of transactions per second, and will fully unleash the power of blockchain and decentralized applications. Provably Scalable Secure & Private dApp-Aware Rapidly Evolvable Easy-to-use Incentive Compatible
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.