OpenRules® architecture and related components.



OpenRules 6.4.2 Expands Decision Modeling Capabilities

The Release 6.4.2 introduces new types of decision tables: DecisionTableAssign, DecisionTableIterate, DecisionTableSort

May 20, 2017

Book "DMN in Action"This practical guide is available from Amazon. Supporting software:

Feb 16, 2017

OpenRules 6.4.1 introduces WHY-Analyzer for Decision Modeling

The Release 6.4.1 introduces a graphical WHY-Analyzer that allows business users to analyze behavior of their DMN-based decision models

Dec 20, 2016

OpenRules Wins 10th International Rule Challenge

OpenRules®  "What-If Analyzer for Decision Modeling" won 10th International Rule Challenge Award at RuleML-2016.

July 8, 2016


Forrester Research, Inc.

"OpenRules have the most-aggressive approaches to business-expert authoring and typically requires less developer support than IBM ILOG, FICO Blaze Advisor, and JBoss BRMS.

Market Overview: Business Rules Platforms



Upcoming Events


DecisionCAMP-2017 July 13-14, 2017, London, UK

BBC-2017 Nov. 6-10, 2017, Orlando, FL, USA

Recent Events

RuleML 2016 and DecisionCAMP-2016, July 6-9 2016, New York

BBC 2015: Nov. 2-6, USA

Video "DecisionsFirst Modeler Integration with OpenRules"

Webinar "Creating and Managing Executable Decision Models"




Being a Business Decision Management System, OpenRules® provides a suite of open source components for development of custom decision support applications:

OpenRules Components
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
(Upgraded to JSR-331)
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)

Here is a list of OpenRules®-based architectural diagrams:

See also different OpenRules® components.

OpenRules® utilizes commonly used tools such as MS Excel, Eclipse IDE, and Google Docs. OpenRules® also relies on proven open source tools/libraries created and maintained by different open source contributors. The downloadable OpenRules® software includes copies of related freely distributed 3rd party products in accordance with their open source licenses. 

OpenRules, Inc. backs all included tools with the best in Technical Support and related Consulting Services.




Business Rules Repository Decisions Top-Down Semantics In Concert Business Analyst Decisioning
themed object
Business Rules - Time to Excel
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