Chainlink (LINK), Hedera (HBAR), and Ethena (ENA) have been identified as the fastest-growing cryptocurrencies, driven by robust adoption and clear utility. Chainlink is recognized for its reliable oracle services and cross-chain interoperability, which are crucial for DeFi and real-world asset tokenization. Hedera, supported by major enterprises such as Google and IBM, is noted for its fast and energy-efficient transaction capabilities. Meanwhile, Ethena is gaining traction with its innovative synthetic dollar staking model, backed by strong venture support and rapid user adoption.