Pirate Chain is a privacy focused cryptocurrency that is based on Komodo's dPoW consensus mechanism. Pirate Chain uses ZK-Snark cryptography to secure transactions that are sent on their anonymous, decentralized network.

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

ZCash is a privacy focused cryptocurrency protocol that enables users to make transactions anonymously. Users to hide the sender, receiver, and amount of every transaction. ZCash has several high profile advisers and investors, including: Roger Ver, Gavin Andresen, and Vitalik Buterin.
ZCash has a fixed supply of 21 million coins; 20% of which will be allocated as a founders reward that is split between investors and developers. This founders reward has been the subject of controversy and has led to a fork of the ZCash protocol.