Chromia is a relational blockchain platform that is designed to be both a blockchain and a relational database. Chromia was created by a Swedish development company called ChromaWay, with the intention of combining the advantages of a blockchain's transparency with the benefits of a relational database system, such as data independence and reduced redundancy.

Etherparty is a cloud platform offering blockchain related software. They want to make smart contracts as easy and accessible as possible. by helping to automate many functions that decentralized applications require. Etherparty focuses on user-friendly design to simplify the creation of smart contract related platforms. They are currently developing several software products aimed at users with different needs, including: token generation, crowdfunding, supply chain management, and philanthropy. Etherparty is powered by FUEL tokens.

Holo is a decentralized hosting provider that is built on top of Holochain. DApps can be set up and deployed with Holo hosting, as a decentralized alternative to Amazon Web Services, or other centralized hosting solutions.
Holochain is a protocol for creating decentralized Apps and is different from blockchain protocols in several ways. The main difference being that Holochain takes an agent-centric approach to their consensus mechanism, and has a different approach to validating value transfers.
The HOT token is used for paying for hosting services on Holo, and users can be paid for offering their computing resources.