Whatnot.com is an online marketplace that specializes in live-streaming auctions and sales, where buyers and sellers can interact in real-time. The platform primarily focuses on collectibles, such as Funko Pop figures, sports cards, comics, and other niche items. Sellers host live auctions, and buyers can bid on products through a live-streamed experience. Whatnot aims to create a community-driven shopping environment, offering users a unique and interactive way to buy and sell collectibles, with features like secure payment processing and customer protection.