, or DeFi, is a system where people can lend, borrow, save, or trade money without needing a bank. Everything happens using computer programs called smart contracts. These programs operate independently and do not require human management.
By the end of 2025, DeFi platforms had more than 75 billion dollars locked in them. Many people worldwide use DeFi for its freedom over money. Some also use it in online games and NFTs to earn extra money or get rewards.
