Beam is developing a confidential cryptocurrency that uses the Mimblewimble protocol. It will have a Proof-of-Work (PoW) consensus mechanism, and will enable private transactions that can be audited for compliance purposes.

TokenPay is a Proof-of-Stake (PoS) blockchain powered by the native TPAY coin. TokenPay hopes to encourage wider adoption of its cryptocurrency by focusing on privacy and merchant services that will make it easier for crypto to be widely used as a medium of exchange. TokenPay also places a strong emphasis on security and anonymity. The network's architecture uses zero-knowledge proofs, ring signatures, and other features to increase privacy. They are also developing an encrypted messaging system that allows users to communicate securely within their network secure communication interface

Grin Coin is a community driven blockchain project that aims to create a lightweight mimblewimble blockchain that will enable anonymous transactions. Grin has a Proof-of-Work consensus mechanism. Transactions are executed while hiding addresses and amounts.