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Open Source
Business Rules Management System

EXCEL'erated Application Development with Business Rules

OpenRules, Inc. offers methodology, proven open source tools and services that enable business analysts to work in concert with software developers to create and maintain Rules-based applications with complex business and presentation logic.

Rule Learner

Business Rules Discovery and Compression

Rule Engine

Business Rules Execution

Rule Validator

Business Rules Validation and Error Diagnostic

Rule Tester

Business Rules Testing

Rule Editors

Excel, OpenOffice, Google Spreadsheets

Rule Solver

Optimal Decision Search

Rule Forms

Dynamic Web Forms with Rules

Rule Deployer

Java API,
Web Services,
Web Application

(click on any box to learn more about this OpenRules component)

OpenRules^® is a full-scale BRMS, Business Rules Management System. It provides a powerful while simple suite of open source components for Rules-based Application Development. Using familiar tools such as MS Excel, Google Spreadsheets, and Eclipse IDE, you may create complex decision support systems around an enterprise-class Business Rules Repository. OpenRules facilitates involvement of business people in the rules development and maintenance; it offers the power of BRMS without sacrificing simplicity.

OpenRules^® demystifies rule engines making your rules-based system not only less expensive, but more importantly easier to develop, manage and more likely to keep working. Using OpenRules, major corporations are meeting the increasing demand for very complex rulebases and high-transaction volumes with simpler, more cost-effective solutions. From large banks and insurers to small start-ups, OpenRules customers capitalize on users' familiarity with popular tools that are completely compatible with the developer expertise that already exists for Java and .NET products.

OpenRules^® goes beyond traditional BRMS covering not only business logic but also presentation logic. OpenRules supports rules-based interaction processes with a quick and intuitive GUI generation. Additionally, OpenRules integrates Business Rules with popular Machine Learning and Optimization tools.

OpenRules, Inc. stands behind all provided Open Source tools with premium Technical Support and related Consulting Services.

Recent News

June 1, 2008. OpenRules published Step-By-Step Tutorials for Google GWT and other web development frameworks

April 20, 2008. OpenRules 5.0.2 adds more functionality to the JSR-94 interface

March 29, 2008. A new major release OpenRules-5 introduces Rule Templates essentially simplifying rules repository organization & management

European Patent Office will present their experience in applying OpenRules to complex patent data processing at The 11th International Business Rules Forum

Jan 14, 2008. Release 4.1.2 provides important bug fixes for handling Excel dates and merged cells

Nov 13, 2007. OpenRules has successfully completed the IRS contract that integrates Machine Learning and Business Rules approach

Oct 21-24, 2007. OpenRules' booth was among the most popular at the 10th Business Rules Forum in Orlando, FL. Read more

Oct 10, 2007. OpenRules announced a new add-on Rule Compressor™ that may compress and optimize complex classification rules regardless of a rule engine. Read more

Sep 28, 2007. Vero Insurance New Zealand selected OpenRules for its enterprise-class business rules management system

July 20, 2007. OpenRules-4 adds advanced features such as single-hit decision tables, direct access to rules saved in databases, use of natural language, and more

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