The text provides a list of potluck appetizer ideas including finger foods, dips, tarts, and fruit. It also mentions popular appetizers such as buffalo chicken dip and pigs in a blanket, as well as unique options like watermelon salsa and Nashville hot chicken dip. The article recommends mixing and matching different types of spreads and toppings, and mentions recipes like stuffed mushrooms and smoked salmon spread that can be made ahead of time. It also suggests serving appetizers warm and includes a Make-Ahead Smoked Salmon Spread, Cheddar-Beer Fondue, Balsamic Bruschetta, Sriracha Deviled Eggs, and Spinach and Ricotta Puff Pastry Christmas Tree.