Decentralized Exchanges (DEX)Allow users to trade cryptocurrencies directly with each other.
- Some users trade tokens.
- Others provide liquidity and earn fees.
Examples: Uniswap, PancakeSwap.
Lending ProtocolsAllow borrowing and lending.
You can leave an asset as collateral and borrow another (e.g., deposit ETH, borrow USDT).
Examples: AAVE, Fluid, Compound.