Crypto3.0 (Crypto3.0) is an innovative index in the world of cryptocurrencies, the basket of which includes the top three leaders of the digital blockchain market with the largest capitalisation: Bitcoin, Ethereum and Ripple. Each component has an equal share in the index (33.3%). The Crypto3.0 index should be used in cases of active news background, which concerns the development of the crypto industry in general. This index's components are a cornerstone of the digital coin market, the relevance of which will always be preserved. For an extended coin portfolio, the Crypto5.0 index is more suitable for investors.