Best B2B eCommerce Platforms for Klarna

Red Technology is a UK-based ecommerce solutions provider and the developer of tradeit™, a cloud-hosted PaaS platform designed for complex B2B, retail, DTC and international commerce. Built for flexibility and scalability, tradeit™ enables organisations to launch new channels, replatform legacy systems and expand globally without compromise. Mid-market and enterprise businesses across manufacturing, distribution, retail and services use tradeit™ to manage multiple brands, regions and customer types in a single platform. Its mobile-first design ensures a seamless customer experience, while deep ERP and CRM integrations connect front-end and back-office operations. Core features include: Multi-site & multi-channel management from a single admin. Advanced B2B & B2C capabilities such as customer-specific pricing, catalogues and workflows. International commerce tools covering currencies, languages, taxation and fulfilment. Integrated CMS, PIM and marketing tools for promotions, loyalty schemes, subscriptions and email. Unified order and customer management with streamlined checkout, shipping and account services. The tradeit™ Mobile Application extends the platform with a branded, native-quality shopping experience for iOS and Android, deployed quickly via API. Rich in functionality, tradeit™ reduces reliance on third-party plug-ins, delivering greater stability, speed and scalability. Trusted by organisations with complex requirements, Red Technology helps clients drive conversions, strengthen mobile performance and achieve sustainable ecommerce growth.

LogiCommerce, established in 1999, provides a SaaS Headless eCommerce solution suitable for both growing and large businesses. The platform is fully unified for B2B & B2C and offers cutting-edge technology with over 200 native features, real-time integrations with third-party solutions, regular updates, and 24/7 support. LogiCommerce's globally scalable infrastructure makes it one of the most affordable platforms on the market with transparent pricing policies that have no hidden costs or transaction fees. World-renowned brands such as VW, GAP, Audi, eseOese, Munich, Nestlé and IMC Toys trust LogiCommerce to reduce technical debt and keep their TCO to a minimum.

Open-source e-commerce platform that supports multi-currency and multi-language global brands. Available free of charge with a web storefront or PWA.

Commerce Layer is a composable ecommerce platform with native multi-market capability and works with any frontend - websites, mobile apps, IoT devices, voice-activated assistants, and more. Brands and agencies can either build world-class composable stores from the ground up with our API and developer tools, or they can embed our multi-market checkout and cart capabilities onto their existing stores.