NewYorkCoin is a clone of Dogecoin that was established in March 2014. The coin has gone through a revival after dormancy of development starting in January 2018. It is a retail focused cryptocurrency.
I/O Coin cryptocurrency enables up to 1MB doc AES256 encrypted storage (and transfer), encrypted messaging, private payments and identities. The blockchain is dapps ready via api. It offers up to 15 second POS blocks at 4MB per block.