What is Ethereum Classic (ETC)?

[BrecaLynch]

Ethereum Classic is a decentralized, open-source, and blockchain-based cryptocurrency platform that runs smart contracts.

[BittPress]

Just like Bitcoin Cash (BCH), Ethereum Classic came into being as a split from an existing blockchain, Ethereum. The two blockchains, Ethereum and Ethereum Classic, are similar in many ways, and Ethereum Classic offers the same features as Ethereum.