Yolo Protocol appears to be related to decentralized, non-custodial asset-backed loan transactions. Similar projects like Elon Protocol facilitate lending and borrowing using NFT assets as collateral, where lenders create pools with specific terms. There is also a project called 'THE Protocol' that gained attention after being mentioned by Vitalik Buterin. These projects often involve community engagement, marketing efforts like influencer calls and press releases, and features such as liquidity locking and tax mechanisms. It's important to note that some similar projects have been canceled or ended their sales.