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Bitcoin
Bitcoin is a cryptocurrency launched in January 2009, where the first genesis block was mined on 9th January 2009. It is a decentralized digital currency that is based on cryptography.
Cardano
Cardano is a proof-of-stake blockchain network built with leading academics and research that supports decentralized applications (dApps) with a multi-asset ledger and smart contracts.
Litecoin
Litecoin is a peer-to-peer cryptocurrency created by Charlie Lee. It was created based on the Bitcoin protocol but differs in terms of the hashing algorithm used and max supply.