Cardstack is a blockchain technology company that is developing an open-source framework and consensus protocol to make blockchains more usable and scalable. Their goal is to create a decentralized modular smart contract ecosystem. The Cardstack network is powered by the Ethereum-based CARD token.

Hedera Hashgraph is a blockchain network that was designed to allow developers to create DApps that require higher throughput and faster settlement. Hedera uses its own consensus protocol that assigns every transaction a consensus time that is calculated as the median of the times at which each node in the network first received it. The network is powered by the HBAR coin.

TomoChain is a DApp development platform compatible with Ethereum smart contracts. Their goal is to enable faster and cheaper transactions. Their network will have a Proof-of-Stake (PoS) consensus mechanism, with a system of 150 Masternodes. TomoChain will be compatible with Ethereum-based smart contracts, and will allow users to issue their own tokens. The company has offices in Singapore, Japan, and Vietnam.