Popular airdrops from February 17 to February 21, #链上数据洞察 2025. These projects have significant airdrop potential in the coming year and have received support from well-known investment institutions. This week, Hub.xyz, Nomisma, Ethereal, and Kittenswap are providing users with opportunities to participate in the Web3 ecosystem, each having unique advantages in areas such as AI agents, DeFAI platforms, derivatives DEX, and DEX. This article will provide a detailed introduction to these popular projects, airdrop opportunities, and participation methods, aiming to provide users with the latest airdrop dynamics and investment opportunities, helping users keep up with market trends and capture potential profit opportunities.