Marketplace & E-Commerce Extensions: These are the digital fairy godmothers (or maybe just *really* efficient robots) for your online store. They'll swoop in to transform single shops or bustling multi-vendor marketplaces, adding all sorts of magical enhancements. We're talking effortless product management, payments so smooth they practically pay themselves, shipping solutions that make boxes dance, analytics that read your customers' minds, and engagement tools so charming, your shoppers won't ever want to leave!