pEOS enables private and untraceable transactions on EOS. Leveraging ring signatures, ring confidential transactions and stealth addresses pEOS is truly private. It combines Monero's technology with EOS' performance.
Shardus is building distributed ledger software to remedy the problems of traditional blockchains -- scalability, decentralization and efficiency. The technology being developed will use compute and state sharding to accommodate billions of daily active users, allowing for global-scale decentralized networks.