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.

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.

The Sovrin Foundation is a non-profit organization dedicated to establishing the Sovrin network. Their goal is to create a purpose-built blockchahin, with a native token, that will facilitate creating and maintaining self-sovereign identities. The Sovrin token will provide incentives to value exchange that preserves privacy. It could also enable a global marketplace for digital credentials and personal data.
This is an important project that has lofty goals, but has the potential to revolutionize several major industries.