It is easy! DesignO, our proprietary online design tool, offers straightforward API integration with any eCommerce platform, MIS, CRM, ERP, or other systems. Many popular eCommerce platforms are pre-integrated with DesignO — for instance, Magento, Shopify, WooCommerce, OpenCart, PrestaShop. Install the relevant DesignO plugin, and you have yourself a custom t-shirt design software.