El Yerro is a digital marketplace and catalog platform that helps people discover products, services, and local businesses. Its listings span a wide range of categories, including food and drink, beauty and personal care, clothing, home goods, crafts, health, electronics, pets, and entertainment. Shoppers can browse featured products such as groceries, wines, beers, household appliances, electric bicycles, and energy stations, as well as explore popular businesses and collections by location across Cuba.

The platform brings together businesses such as cafés, restaurants, bakeries, pizzerias, pharmacies, gift shops, and service providers. Listings may include delivery and pickup options, customer ratings, and catalog items, making it easier to compare local offerings. El Yerro also provides a tool for businesses to create digital product catalogs and menus in minutes. Through registration and business-management guidance, the platform supports merchants in presenting their products and services online, while helping customers find options in their area.