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.

Japan Content Token, also known as JaCKet, is developing a blockchain middleware platform that will provide a variety of services to assist clients in leveraging distributed ledger technology. The JaCKet network is powered by the Ethereum-based JCT token.

Omnitude is developing a blockchain e-commerce toolkit for businesses to integrate blockchain technology with their existing systems. They provide clients with blockchain middleware solutions that can be adopted more easily. The Omnitude network is powered by the Ethereum-based ECOM token.