Metadium is developing a blockchain protocol for Self-Sovereign Identity. Their goal is to allow users to own all aspects of their identity. Metadium's network is powered by the Ethereum-based META token.

SelfKey is developing a blockchain-based self-sovereign identity ecosystem. Their decentralized identity management solutions are designed to allow users to better control their personal information, while also facilitating KYC procedures for a variety of purposes. SelfKey's platform revolves around the concept of Proof Of Reputational Stake, which requires users to stake Ethereum-based KEY tokens to participate in the network. Smart contracts release the staked tokens when the user leaves the ecosystem

Bloom is developing a decentralized credit scoring platform based on Ethereum and IPFS. Their goal is to create a blockchain solution for identity management and credit scoring that will be more transparent, and will give users more control over their personal financial data. Their platform will also reduce costs related to fraud prevention, customer screening, and compliance. The Bloom network is powered by the Ethereum-based BLT token.