Add a responsive product-recommendation block to your theme without editing theme code. Choose a ranking strategy, set inventory rules, exclude or pin products, and customize the heading, item count, and accent color. Mainspring keeps the catalog current through Shopify webhooks and gives merchants a clear view of recommendation delivery, engagement, attributed orders, and revenue.

• Catalog-aware recommendations for product pages
• Inventory rules, exclusions, and pinned products
• Custom headings, product counts, and accent colors
• Controlled recommendation strategy experiments
• Engagement, order, and attributed revenue reporting