Crypto Airdrop University focuses on discovering new tokens and opportunities for free airdrops. Similar projects like Crabdrop offer daily claims of free tokens, with strong teams and multiple onboarded memecoins. Crypto Culture presales emphasize community and marketing pushes, with features like no taxes, locked liquidity, buybacks, and fast-tracking on CMC and CG. These projects often involve influencers and aim for CEX listings.