Mankind is increasingly influenced by technology every day. With the development of technology, a new framework of life has been created and certain things have been created that were previously unthinkable, and make our current life easier. From the initial metal form of money, today we use the digital form. Increasingly frequent changes in the financial world are leading to the interest of the population in a completely new form of money, cryptocurrency. In the past few years, a large number of cryptocurrencies came and went from the crypto market. The subject of the final paper is to briefly describe the process of creation of cryptocurrencies and get acquainted with the leading cryptocurrencies, Bitcoin, Ethereum and Ripple. Emphasis is placed on the new cryptocurrency issued for the first time by the social network Facebook. The name of Facebook's cryptocurrency is Libra, which is headquartered in Switzerland and is managed by the Libra Association. The goal of Libre is to simplify the payment system that will be available to the entire world population. It will be partially centralized, will use its own blockchain platform and its own digital wallet, "New".