Ethereum Classic (ETC) - the original version of Ethereum. Ethereum was created in 2015. Creator is Vitaly Buterin. This is a platform for developing virtual services based on the BlockChain technology, which operates using the "smart contract" algorithm. The main principle of this cryptocurrency is decentralization which implies the autonomous operation of the system.

Monero (XMR) is an open source decentralized and anonymized cryptocurrency. It is based on the CryptoNote protocol - ring signatures technology. Monero was created in April 2014 by the developers Riccardo Spagni and Francisco Cabanas. The cryptocurrency name means the word "Coin" in Esperanto.

Dash cryptourrency made a breakthrough on the uniqueness of its developments. First launch took place on January 18, 2014, but with the name Xcoin, then the currency was called Darkcoin and finally, in March 2015, the network made a rebranding becoming known as Dash. Theoretically, there is 22 million in circulation. Dash currency got the fifth place among the other cryptocurrencies by market capitalization in 2015.

NEM (New Economy Movement) is a new cryptocurrency with an equal opportunity philosophy. In terms of capitalization it is among the top 10 cryptocurrencies on Coinmarketcap. Exchange ticker - XEM. The number of coins in circulation is equal to 9 billion and there will be no more emission. NEM cryptocurrency was created in 2016 and gained high popularity in Japan.

IOTA (MIOTA) is a relatively new virtual currency in the top 10 global cryptocurrencies. IOTA currency was created at the end of 2015 as a tool for payment on the Internet of Things (IoT). IOTA is a peer-to-peer system based on transactions between users using the Coordinator. Cryptocurrency has a great future since it solves the problem of interconnecting millions of different devices of the Internet of things.