Turn Your Shop into a Marketplace
Enable sellers to list their products, manage inventory, and handle orders through your existing shop by integrating our open-source seller center.
Implemented with
Benefits
Discover why the open-source seller center is the perfect choice for your marketplace.
Customizability and Flexibility
Shape your seller center exactly how you want it. Being open-source means you can modify any feature, integrate with any service, and adapt the platform as your business grows.
Cost-Effectiveness
Skip expensive licensing fees and retain full control of your marketplace data. As an open-source solution, you are never locked into a vendor or forced into unwanted upgrades.
Community-Driven Innovation
Join a vibrant ecosystem of developers and businesses. Benefit from continuous improvements, security updates, and new features contributed by the open-source community.

Everything you need to start your marketplace journey
Empower yourself and your sellers with essential tools to manage their products, orders, and accounts efficiently within your marketplace.
Streamline the onboarding process by reviewing and approving seller applications directly within your shop's marketplace interface.

Simplify everyday business tasks.
Because you’d probably be a little confused if we suggested you complicate your everyday business tasks instead.
Product Data Management
Effortless product data integration.
Seller product data is automatically translated, consolidated, enhanced, and mapped to your marketplace schema.

Order Management
Streamlined order handling.
Orders are automatically routed to the appropriate sellers, with real-time updates, status tracking and payout calculation.

Seller Onboarding
Efficient seller onboarding.
Sellers onboard via self-service, with owner approval and integrated messaging for streamlined communication.

Effortless product data integration.
Seller product data is automatically translated, consolidated, enhanced, and mapped to your marketplace schema.
Streamlined order handling.
Orders are automatically routed to the appropriate sellers, with real-time updates, status tracking and payout calculation.
Efficient seller onboarding.
Sellers onboard via self-service, with owner approval and integrated messaging for streamlined communication.

Try it yourself with our live demo
Experience OSSC firsthand with our public demo. The demo is reset every hour to ensure a fresh testing environment.
Seller
- As a seller you can register a new account and explorer the functionality of the application.

Open Source Seller Center
OSSC, implemented by Fabian Wesner and released under the MIT license, grants developers the freedom to use, modify, and distribute the software. The software is currently built in public. Follow me on LinkedIn or read the blog for regular updates.
Flexible pricing, for every shop owner.
Whether you’re looking for a free open-source solution or need a tailored approach for your marketplace, we’ve got you covered.
FREE / MIT-licensed
Launch your marketplace with the open-source seller center. Ideal for tech-savvy shop owners.
Open Source
- Completely free to use
- Self-hosted and customizable
- Community support on GitHub
- Full access to source code
We might launch a SaaS offering
A hassle-free, managed SaaS solution. Ideal for those who want to save time and focus on their business.
Managed
- Fully hosted solution
- Automatic updates and scaling
- Premium support options
- Quick setup with no technical expertise required
Let's talk
Need a custom solution or consulting? Let's discuss your specific requirements and integrations.
Custom
- Tailored to your needs
- Direct support and consulting
- Custom features and integrations
- Priority development