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Open Source
Business Rules Management System

EXCEL'erated Application Development with Business Rules

OpenRules^® is a full-scale Business Rules Management System (BRMS) that provides a powerful while simple Open Source software 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.

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 Applications

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

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.

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

July 1, 2009. OpenRules Release 5.3.1 improves multi-threaded engine execution.

June 24, 2009. OpenRules announced fast-support online service Live Assist.

May 2, 2009. OpenRules successfully completed the second phase of the IRS project “Integrating Machine Learning Models With Business Rules Environment”

March 16, 2009. The new Release 5.3 introduces External Rules allowing to create and maintain business rules outside Excel files: in DB, XML, GUI, Java, and custom sources. Read more

March 4, 2009. OpenRules has been nominated as a finalist for the Best Developer Tool category of the Eclipse Community Awards

Feb 12, 2009. OpenRules will sponsor the International Business Rules Forum 2009

Jan 20, 2009. The new OpenRules release 5.2.0 provides an important update for the underlying Apache POI. Read more

October 26-30, 2008. OpenRules was a sponsor at the 11^th Business Rules Forum and made two successful presentations

October 22-24, 2008. OpenRules participated in October Rules Fest in Dallas presenting "Using Constraint Programming in Business Rules Environments"

Sep 12, 2008. Internal Revenue Service (IRS) awarded OpenRules with a new government contract “Integrating Machine Learning Models With Business Rules Environment”

August 25, 2008. New OpenRules release 5.1 adds advanced features to rule templates

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

Full archive

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