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.

Phore Blockchain is a Proof of Stake blockchain platform that is designed to enable decentralized transactions for a variety of applications.

Rise is building a blockchain development platform with dPoS consensus. Their protocol uses a Delegated Proof-of-Stake (dPoS) consensus mechanism and will be powered by the RISE coin. They hope to significantly improve transaction times and reduce fees, while providing developers with a tool set to create DApps in several programming languages.