OpenRules

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® 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 processes; 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.

Click on this link to get more detail: http://openrules.com/