Medusa

Medusa is an open-source, headless ecommerce backend built on Node.js and TypeScript. It provides a modular framework and commerce modules with REST and GraphQL APIs to enable custom storefronts, marketplaces, and B2B/DTC solutions.

Key Features

• Open-source backend with a modular architecture and built-in framework for customization
• API-first access via REST and GraphQL endpoints, with a data modeling approach and event-driven workflows
• Fully headless storefronts with multi-store, multi-region, and multi-currency support
• Pre-built commerce modules: Cart, Checkout, Payment, Customer; Product, Pricing, Promotion; Inventory, Fulfillment; Region, Sales Channel, Tax, Currency
• Admin UI customization and extensible workflows (Workflows SDK, UI widgets)
• Rich integrations and migration options (ERP/CRM connectors, pre-built integrations, migration tools)
• Support for subscriptions, returns/exchanges, and post-purchase workflows
• Starter kits, storefront starters (e.g., Next.js), preview environments, and Medusa Cloud
• Community-driven, MIT-licensed platform designed for developers

Use Cases

• Build a multi-vendor marketplace with vendor-specific pricing and order flows
• Integrate ERP/CRM and implement custom pricing rules with order syncing across systems
• Launch DTC or subscription-based stores with multi-region and multi-currency support

Conclusion

Medusa offers a flexible, open-source backend for building custom commerce solutions. Its modular framework and API-first approach enable tailor-made storefronts, marketplaces, and B2B/DTC use cases without vendor lock-in.