Ethereum is a decentralized open-source blockchain system that features its own cryptocurrency, Ether. ETH works as a platform for numerous other cryptocurrencies, as well as for the execution of decentralized smart contracts.
Created in 2015, Ethereum is one of the oldest surviving blockchains and tokens. The Ethereum blockchains provide countless opportunities for utility and pioneered early DeFi.
Ethereum is a community-driven permissionless blockchain network. The $ETH token is second only to $BTC in market cap. Multiple protocols have been built on the Ethereum blockchain including DEXs like Uniswap and Sushiwsap, wallets like MetaMask, NFT marketplaces like OpenSea, and many more.