DeFi blue-chip protocols: the infrastructure for on-chain finance

DeFi is a rare track in the crypto space that has truly met real demand. Core financial functions like lending, trading, and stablecoin issuance have found a market on-chain. After two full bull-and-bear cycles, a group of protocols can now be called blue-chip DeFi.

Aave is a representative decentralized lending protocol. Users deposit assets to earn interest, and borrowers pay interest to borrow. The entire process is executed entirely by smart contracts, with no need for any intermediary approvals. Its risk-control mechanisms have undergone stress testing under extreme market conditions; during multiple major market crashes, it automatically liquidated large amounts of bad positions without experiencing systemic bad debt. In the DeFi world, this kind of resilience track record is an extremely scarce form of credit asset.

Uniswap is the core infrastructure for decentralized trading. It replaces the traditional exchange order book with an automated market maker mechanism, allowing anyone to create trading pools for any tokens. Today, on Ethereum and most major Layer 2 networks, the first trading pair for many assets is established on Uniswap. Its position in the decentralized exchange space remains solid.

Maker and its DAI stablecoin are the benchmark for decentralized stablecoins. Users generate DAI by overcollateralizing crypto assets, with DAI pegged to one US dollar. This model has endured multiple rounds of extreme volatility yet has never seriously broken its peg. The decentralized stablecoin track is extremely challenging, and Maker is one of the few protocols that can stand firm amid market swings.

Learning these blue-chip protocols is not about rushing in to buy their tokens right away—it’s about understanding how on-chain finance works. They are the foundation of DeFi, and studying them is also a process of improving your ability to judge the direction of the track.
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