Lightchain AI, PNUT, and FLOKI are the top crypto presales in the first 6 months of 2025.Lightchain AI has raised over $7.75 million at a presale price of $0.0045 and stands out with its blockchain and AI integration.PNUT, based on the tale of a squirrel, has gained attention with a market worth of over $140 million within 24 hours of its launch.FLOKI has transformed from a meme coin to a utility-driven project, with a strong community and marketing campaigns.