The 25 Best Open Source Warehouse Management Systems, Ranked & Reviewed for 2025

Kartopia is a modular ecommerce platform that helps businesses of all sizes grow faster through digital transformation. They built Kartopia to grow and accommodate your growing business while also allowing you to create a unique and rewarding customer experience. The platform’s comprehensive suite of capabilities addresses your store’s product, cart, and order management fulfillment.

The Kartopia platform enables your business to provide an excellent customer experience by using B2B and B2C features, such as support for multiple currencies, languages, and themes. Kartopia also provides features to help provide the best-in-class content management system and multichannel capabilities, such as customer service, mobile, and web. With all these features, the platform also integrates required fraud protection services and SSL, so your customer and business data stay safe.

Kartopia allows for easy extensible integration with third-party applications for payment and shipping gateways.

Kartopia offers custom pricing upon request.

OroCommerce is an open source B2B ecommerce software and CRM platform used for warehousing, sales enablement, and wholesale. OroCommerce is built on Symfony, a leading high-performance open source PHP framework. They boast a developer community of 20,000+ and a user-powered tools library. 

Key features include a centralized customer database, pipeline and forecast management, granular segmentation options, performance dashboards, and reporting features. OroCommerce bills themselves as a B2B specialty but, being open source and hugely flexible, the platform can be tailored for anything from B2C, multi-brand, goods, services, or even a bookings marketplace. 

OroCommerce offers pricing upon request and comes with a free demo. 

OpenFreeway is great if your ecommerce store is selling products because the built-in SEO tools can help you attract more visitors from search engines and increase your sales. You can also use the platform to sell event tickets, subscriptions, and services. OpenFreeway’s modular architecture allows you to change and extend the platform’s functionality without significantly changing the main code.

OpenFreeway’s features provide you with the functionality that is typically found in enterprise ecommerce systems. These features include CRM functionality, such as order status and history, order tracking from accounts, and customizable order emails. The platform also allows users to fully manage orders, from processing orders through a complete point-of-sale system to auditing customer communication records.

OpenFreeway integrates with PayPal, 2Checkout, Authorize.net, and VirtualPay.

OpenFreeway offers customized pricing upon request.

They built Reaction Commerce to scale alongside ecommerce businesses and can process tens of thousands of orders each day. Reaction Commerce’s open source platform’s solutions fit your business, and you can host everything on your servers or in the cloud. The platform’s admin dashboard gives you all the data you need to keep all your inventory, product, and customer data updated. You can accept and refund payments, process store orders, and deliver items to customers.

Reaction Commerce’s API-first platform allows for maximum freedom and flexibility for ambitious brands and businesses. You can use Reaction Commerce to implement the services that fit your business and its future alongside your existing tech stack or by replacing it. The software is incredibly fast and promises a guaranteed 100% uptime.

Reaction Commerce can integrate into your current systems by using its API documentation.

Reaction Commerce provides customized pricing upon request.

Spree commerce’s features can help businesses of any size create an online shopping experience for customers. It’s an excellent choice if you’re starting or already running an online store or a multi-vendor marketplace. The platform is also great for launching a content-fuelled commerce project or when creating a backend for an ecommerce application.

Spree Commerce’s open source architecture allows users to configure and customize their online stores with a high level of flexibility. The software offers various features, such as an analytics dashboard, inventory management systems, and the ability to manage multiple storefronts from one platform. Spree Commerce also offers an official Slack channel where you can make the most of its active community, which comprises web developers, software houses, Spree contributors, and fellow Spree users.

Spree Commerce integrates with various third-party applications in multiple categories. These integrations include Stripe, Braintree, Optimizely, and Google Analytics.

Spree Commerce offers custom pricing upon request.

Odoo offers a fully integrated solution to help businesses operate efficiently from one platform. The software is an open source, customizable platform that covers needs such as sales, project management, accounting, and inventory management. The Odoo platform’s intuitive database can meet the requirements of any business regardless of its size.

They interconnected the modules within the Odoo platform to provide an integrated system between all of its apps. With these modules, you can automate many processes that you would otherwise need manual inputs throughout several applications. The communication between Odoo’s apps is seamless across various business departments. This allows your teams to avoid problems such as having extra inventory in your warehouse or connecting accounting to your sales.

Odoo integrates with various third-party software, such as Authorize.net, PayPal, Joomla, and FedEx Ship Manager.

Odoo costs from $31/user/month for all their apps, as well as a 15-day free trial.

Broadleaf Commerce is a fully customizable and extensible platform that provides tailored and highly scalable ecommerce systems. The open source development of the platform provides full flexibility on any on-premise or cloud server. The platform offers assisted online shopping, which allows you to guide customers to find the right products for them. You can identify items your customers prefer with the account management tool. When you combine these two features, you can provide an incredibly personalized shipping experience.

Broadleaf Commerce can help your business no matter whether you manage multiple sites, sub-sites, a stand-alone site, or a vendor marketplace. Through a single platform, you can manage multichannel capabilities. It’s an ideal choice for businesses running multiple franchises, brands, marketplace vendor models, or merchant storefronts.

Broadleaf Commerce integrates with third-party applications, such as Microsoft 365, Stripe, and Rackspace.

Broadleaf Commerce offers customized pricing upon request.

The Magento Open Source Platform is for many types of businesses, including small or medium businesses and even freelancers. Those with intermediate and professional web development experience can use the platform to fulfill their store requirements. Smaller businesses can use the Magento platform to get enterprise-level software with a smaller budget.

When using Magento Open Source, you can create a flexible website that can scale with you as your store grows. You can add almost any type of feature to your sites, such as catalog management, product browsing, site management, and SEO. Magento Open Source also helps businesses curate and design individual product lists to cater to their customer’s requirements.

Magento Open Source’s marketplace provides thousands of free and premium extensions to extend and enhance your stores, such as Mailchimp, Stripe, and Facebook Business Extension.

Magento Open Source offers custom pricing upon request.

Drupal Commerce helps small and medium ecommerce stores build websites and applications. The open source platform combines commerce, community, and content to create an engaging and positive experience for your customers. When using Drupal Commerce, it’s not necessary to change your website to align with the software. Instead, you can customize the platform according to your requirements.

Drupal Commerce is an open source platform that provides your store with a significant amount of capabilities and perks. Because they built the platform on the Drupal framework, it can accommodate the constantly changing demands of your website as you start to scale. It also provides easy-to-use administration system capabilities. This means you don’t need to rely on any IT personnel to make any changes or experiment with new concepts or ideas.

Drupal Commerce provides users with access to over 100 integrations, such as PayPal, Authorize.net, and Stripe. The platform also offers its own modules to users, or you can use the API to integrate Drupal Commerce into your existing systems.

Drupal Commerce is free to use for all users.

Solidus is a free, open source ecommerce platform for fast-growing online organizations, digitally-native brands, and practical developers. The software takes care of the complexity of growth when you scale from a small business to an enterprise organization. The Solidus platform allows businesses to free themselves from limitations and gives them the freedom to change as they grow. You can start small and grow by discovering what makes this change happen.

They built solidus on community knowledge from other brands that revolutionized ecommerce. Solidus lets users choose different modules to format their stores’ functionality and add only the needed features. The platform is fully customizable and uses the Ruby on Rails framework. You can use the platform by combining the front and back end of your website or use its headless architecture maintained by a developer community.

Solidus integrates with many popular third-party applications to save development time, such as PayPal, ShipStation, Google Analytics, and TaxJar. If you’re comfortable working with Ruby on Rails, you can develop a local extension that works with your systems.

Solidus offers customized pricing upon request.