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.

Pillar is developing a decentralized solution for data management that will be centered around the Pillar wallet. Their goal is for the wallet to evolve to include other online services that are based on centralized servers. Pillar Wallet will provide a platform where personal information is managed securely from the user's phone, where they will be able to verify their identity, and choose when and what to share.