
Odoo
Modular open-source business apps suite (ERP, CRM, eCommerce)
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Actively maintained
Last commit 18 Aug 2026.

Odoo is a suite of web-based open-source business applications that can be used individually or combined into a fully integrated ERP. It provides a single platform for managing core business processes such as sales, operations, finance, and customer relationships.
Key Features
- Modular app architecture with tightly integrated business modules
- ERP capabilities across CRM, sales, invoicing/accounting, inventory/warehouse, and manufacturing
- Project management and HR apps for internal operations
- Website builder and eCommerce capabilities within the same platform
- Large ecosystem of community-developed apps and extensions
- Data stored in PostgreSQL, enabling ownership and portability of business data
Use Cases
- Running an SMB ERP to manage sales, inventory, accounting, and operations in one system
- Deploying a CRM and customer pipeline management tool integrated with invoicing
- Building an eCommerce site connected to inventory, fulfillment, and accounting workflows
Limitations and Considerations
- The Enterprise edition includes additional proprietary apps and services not available in Community
- Real-world deployments often require configuration and customization to fit specific processes
Odoo fits organizations that want an integrated set of business applications with a modular approach and a large extension ecosystem. It can start as a single app deployment and scale into a broader ERP as needs grow.
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