10 Open Source ERP software with comparison chart

1. ADempiere ERP Business Suite
This ERP software provides a complete framework that can be used to customize the software to suit your business needs. It offers different modules including sales, purchasing, accounting, manufacturing management, material management, and finance, as well as HR, CRM, and payroll.

Features/Modules
Engineering, Bill of Materials, Scheduling, Capacity, Workflow Management, Quality Control, Cost Management, Manufacturing Process, Manufacturing Projects, Manufacturing Flow
Inventory, Order Entry, Purchasing, Product Configurator, Supply Chain Planning, Supplier Scheduling
General Ledger, Cash Management, Accounts Payable, Accounts Receivable, Fixed Assets
Costing, Billing, Time, and Expense, Activity Management
Human Resources, Payroll, Training, Time & Attendance, Benefits
Sales and Marketing, Commissions, Service, Customer Contact and CallCenter support and Data Warehouse

2. Apache OFBiz
Apache OFBiz is a product for the automation of enterprise processes that include framework components and business applications for ERP, CRM, e-Business / e-Commerce, SCM, MRP, MMS/EAM, POS. Apache OFBiz provides a foundation for reliable, secure and scalable enterprise solutions. As your business grows, you can extend the functionality to meet your more sophisticated needs.

Features/Modules
•    e-Commerce
•    Catalog management
•    Promotion & pricing management
•    Order management,
•    Customer management
•    Warehouse management
•    Fulfillment (auto stock moves, batched pick, pack & ship)
•    Accounting (invoice, payment & billing accounts, fixed assets)
•    Manufacturing management
•    General work effort management (events, tasks, projects, requests, etc)
•    Content management (for product content, web sites, general content, blogging, forums, etc)
•    Point Of Sales (POS) and much more.
3. VIENNA Advantage
VIENNA Advantage is a full ERP and CRM covering all functional core areas. It is based on C#.Net with an HTML5 UI. It offers a mobile UI for iOS and Android. The VIENNA Advantage ERP and CRM system offer multiple currencies, multiple accounting schemes, multiple currencies as well as lots of collaboration tools such as SMS, email, calendar, followups, activities and much more.

Features/Modules
•    Document Management
•    Sales Force Automation
•    Order Management
•    Materials Management, Financials
•    Purchase
•    Budgeting and Controlling
•    Support, Service Contracts
•    Marketing
•    HR
•    Payroll, Workflow Management and many more.
4. Compiere ERP
It is an ERP and CRM business solution for Small and Medium-sized Enterprises in distribution, retail, service, and manufacturing. Compiere is a Model Driven Architecture development, deployment, and maintenance framework. It’s designed in such a way that customers can change the information structure and adjust to new information needs.

Features/Modules
•    Quote to Cash
•    Requisition-to-Pay
•    Customer relationship management
•    Partner Relations Management
•    Supply Chain Management
•    Performance Analysis
•    Warehouse
•    Double-entry book-keeping,
•    Workflow Management and Web Store
5. Post book-xTuple
PostBooks Edition integrates a powerful management toolset suitable for businesses of any dimension and from any industry. It comprises of modules for accounting, sales and project management, inventory tracking and many more. The open source edition includes functionality for accounting, sales, CRM, purchasing, product definition, inventory and distribution, light manufacturing and the OpenRPT open source report writer. Relying on a cloud-based architecture, the application can also be used with a local server. It features complete internationalization, so as to bypass geographical locations, currency and tax related limitations.

Features/Modules
•    Accounting
•    Sales
•    CRM
•    Manufacture
•    Purchase
•    Inventory and Products.
6. Opentaps
Open Source ERP + CRM is a fully integrated application suite that brings together top-tier open source projects to help you manage your business more effectively. Opentaps supports e-Commerce, Customer Relationship Management, Warehouse and Inventory Management, Supply Chain Management, and Financial Management to Business Intelligence and mobility integration out-of-the-box.

Features/Modules
•    e-Commerce Online Store and CRM
•    Warehouse and Manufacturing
•    Financial Management and Accounting
•    Purchasing and Supply Chain management
•    Business Intelligence and Reporting
•    Technical Highlights
•    Project Management
•    Human Resources
•    Fixed Asset Management
•    Outlook and mobile phone integration with Funambol
•    Content management and Point Of Sales
7. Dolibarr
The software includes ERP and CRM functionality and is highly modular. It includes sales and purchase management, stock management, bank account management, orders management and shipping management. Designed for small companies and individual traders, Dolibarr is an open source business suite that can be installed on a local machine or accessed from a server, and is also offered as a software-as-a-service (SaaS) solution with a free trial period.

Features/Modules
•    Sales Management
•    Purchase Management
•    Customer Relationship Management
•    Products-and-services catalog
•    Stock Management
•    Bank account management
•    Foundation-members management
•    Payments management and Donations management
•    Commercial actions and proposals management
•    Contracts and Orders management
•    Point of sale
•    Electronic document and Project Management
•    PDF an OpenDocument generation
•    Reporting
•    Wizard to help to export/import data
8. ERP5
It covers accounting, customer relationship management, trade, warehouse management, shipping, invoicing, human resource management, product design, production and project management. The ERP is extremely integrated and flexible, thanks to a data model which unifies and simplifies business management through 5 classes: a. Resource, b. Node, c. Movements, d. Path, e. Item

Features/Modules
•    Product Design Management
•    Supply Chain Management
•    Movement Resource Planning
•    Client Relation Management
•    Human Resources
•    General Account Management
•    e-Commerce
•    Content Management System
9. ERPNext
It is a solution similar to Openbravo and Odoo, aimed at small and medium-sized businesses. ERPNext is a web-based application that helps businesses to manage their accounting, inventory, sales, purchase, administration, project, customer support and website. You can customize it, build upon it, and add your own apps built with their Frappé Framework.

Features/Modules
•    Accounting
•    Asset management
•    Customer relationship management CRM
•    Human resource management HRM.
•    Manufacturing
•    Point of sale POS
•    Project management
•    Purchasing
•    Sales management
•    Warehouse management system
10. SQL-Ledger
It is an ERP and double entry accounting system. Accounting data is stored in an SQL Database Server and a standard web browser can be used as its user interface. The system uses the Perl language with a database interface module for processing and PostgreSQL for data storage.

Features/Modules
•    General Ledger and Journal Entry
•    Sales
•    Purchasing
•    Contact Management
•    Cash Management
•    Fixed Assets
•    Inventory Management and Light Manufacturing
•    Point of Sale
•    Reporting.

Comparison Chart