Hydrogen is a fintech company that develops API' for creating financial applications. They are developing the open-source Hydro blockchain platform that emphasizes identity management and security. The network is powered by the Ethereum-based HYDRO token.

QuarkChain is building a blockchain with a focus on speed and scalability. They hope to significantly improve transaction times and reduce fees with an architecture that will rely on a two-layered blockchain and elastic sharding. QuarkChain uses a hybrid Proof-of-Work (PoW) consensus mechanism that is ASIC-resistant. Transactions are first confirmed on one blockchain layer, and then on the second. The network will be powered by the QKC coin.

GoChain is building a blockchain focused on speed and scalability. GoChain's protocol uses a Proof-of-Reputation (PoR) consensus mechanism and will be powered by the GO coin. They hope to significantly improve transaction times and reduce fee with an architecture that will rely on nodes managed by large enterprises. Their marketing materials places a strong emphasis on energy efficiency and reducing the monopolizing influence of large mining operations that have reduced the decentralization of other networks.