opentaps is a web based ERP and CRM for small to medium sized businesses based on Apache Open for Business. Functionality includes eCommerce, Point-of-Sales, inventory, warehouse, order, customer management and general ledger. It also provides built-in business intelligence tools and mobility integration with Microsoft Outlook, Google Calendar, and mobile phones.
This software provides users with an enterprise-grade Java system with integrated business intelligence, but without the high cost, inflexibility, and vendor lock-in of commercial ERP and CRM software.
It is designed to bring together all aspects of an organisation, from customers to accounting to inventory, so that the business works in a coordinated way and to help ensure the right business decisions are made. Opentaps is a very modern system for the very modern business environment of real-time, non-stop, global activity.
Features include:
- Fully integrate sales and marketing with customer service, warehouse, supply chain, online and physical stores, and accounting.
- Support unlimited stores, catalogs, categories, and products.
- Cross-sells and upsells for products.
- Support physical products, digital and downloadable products, variant products, configurable products, and customer gift cards.
- Price rules for customer or group-specific pricing.
- Online store promotion engine.
- Integration with major payment gateway providers.
- Fully integrated online and Point of Sales (POS) stores out-of-the-box.
- Track non-serialized, serialized, and lot-based inventory.
- Host third-party or “virtual” inventory.
- Manage entire manufacturing process with Bill of Materials (BOM), production tasks, and work orders.
- Automate production and purchasing calendar with Material Resources Planning (MRP).
- Fulfill orders efficiently with picking lists, web-based packing station, and shipment scheduling
- Integration with UPS, FedEx, and DHL.
- Industry standard double entry general ledger.
- Supports multiple organizations with unlimited hierarchy of accounts.
- Manage accounts receivables (AR) and accounts payables (AP), including invoices, payments, statements, aging.
- Produce financial and tax statements, including income statement, balance sheet, cash flow statement, trial balances, tax summary and detail reports.
- Fully integrated with orders, inventory, purchasing, manufacturing out-of-the-box.
- Scheduled transactions postings.
- Recurring invoices.
- Third party billing support.
- Payroll support.
Website: sourceforge.net/projects/opentaps
Support:
Developer: Open Source Strategies, Inc and community
License: Honest Public License

opentaps is written in Java. Learn Java with our recommended free books and free tutorials.
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