1. Memecoin (Average YTD return rate: +1.834%):

• Sonic The Goat ($GOAT): Regarded as the first AI memecoin, $GOAT reached a market capitalization of nearly $1 billion within a week of its launch and was listed on Binance Futures.

• Numogram ($GNON): A memecoin combining AI, memes, and cult culture, attracting interest from the community.

2. Real World Assets (RWA) (Average YTD return rate: +214%):

• Ondo Finance: A project focused on tokenizing real assets like bonds and real estate, allowing users to access traditional investment opportunities via blockchain.

• TrueFi: A decentralized lending platform that allows users to borrow and lend without collateral, while also tokenizing loans for trading on the secondary market.

3. Artificial Intelligence (AI) (Average YTD return rate: +72%):

• Fetch.ai ($FET): A decentralized platform providing tools and infrastructure for an AI-based digital economy.

• SingularityNET ($AGIX): A decentralized platform that enables the creation, distribution, and monetization of AI services.

4. Decentralized Physical Infrastructure Network (DePIN) (Average YTD return rate: +59%):

• Helium ($HNT): A decentralized wireless network that allows IoT devices to connect to the internet through user-provided hotspots.

• Filecoin ($FIL): A decentralized data storage platform that allows users to rent and lease storage space globally.

5. Layer-2 (Average YTD return rate: -41%):

• Arbitrum ($ARB): A Layer-2 scaling solution for Ethereum, helping to reduce transaction fees and increase processing speed.

• Optimism ($OP): A Layer-2 solution using Rollup technology to improve performance and reduce costs on the Ethereum network.

Note that the cryptocurrency market is highly volatile; therefore, investors should be cautious and conduct thorough research before making investment decisions.