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SPECIFICTION
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DecisionRules vs FlexRule Open

DecisionRules

decisionrules.io

FlexRule Open

flexrule.com

Side by side

FigureDecisionRulesFlexRule Open
Price from€291/mo—
Free planYes—
Free trialYes—
Open source——
WebYesYes
Windows—Yes
macOS—Yes
Linux—Yes
APIYesYes
Self-hostedYesYes
Plans published31
Spec score · Business Rules Management Software9.2 (#1)7.6 (#11)
APIThe platform offers Solver, Rule Flow and Management APIs, with the Management API providing read and write access to rules and spaces.Its RESTful API exposes configuration, permissions, security, deployment and decision execution for automation and control.
DeploymentDecisionRules offers Public Cloud, Private Managed Cloud, and Self-Hosted deployment options.FlexRule Open can deploy in the cloud, on premises or at the edge, including embedded, browser, client and REST API service execution.
HeadquartersPrague, Czech RepublicCanterbury, Victoria, Australia
IntegrationsOfficially listed integrations include database systems, REST APIs, credit bureaus, AI models, business intelligence tools, Apache Kafka, CI/CD platforms and monitoring services.Data connectors include MS SQL Server, Oracle, PostgreSQL, MySQL, MS Access, NoSQL databases, generic REST APIs, Gmail, Twitter, LinkedIn, Google Calendar, Salesforce and Dynamics 365.
PurposeDecisionRules is a business rules engine for dynamic pricing, credit scoring, claims processing, risk, fraud, and data validation.FlexRule Open is an open platform where data, business intelligence, rules and AI work together for adaptive enterprise decision intelligence in regulated environments.
SupportGetApp lists email/help desk, chat, FAQs/forum, knowledge base and live representative support as support options.Technical or business questions can be submitted through the support portal, and emailing [email protected] automatically creates a support ticket.

Plans

DecisionRules

  • FreeFree
  • Lite€291 a month
  • PremiumPriced on request

DecisionRules pricing →

FlexRule Open

  • FlexRule OpenPriced on request

FlexRule Open pricing →

In their own words

DecisionRules

DecisionRules is a business rules engine for decisions involving dynamic pricing, credit scoring, claims processing, risk, fraud, and data validation. It supports Decision Tables, Decision Trees, Decision Flows, Integration Flows, Scripting Rules, and Lookup Tables. Business analysts can author rules in a spreadsheet-like interface, while engineers use the same platform to integrate and deploy them. An AI Assistant can create rules from plain-language descriptions, generate test data, write function expressions, and summarize rules. Listed integrations include AWS, Azure, Google Cloud, Apache Kafka, REST API, Salesforce, Power BI, Excel, Google Sheets, Zapier, and n8n. Deployment options are Public Cloud, Private Managed Cloud, and Self-Hosted; Docker images and a free 30-day license key are available for local evaluation. The Free plan includes 10 rules and flows, one user, one project, and 1,000 Solver API calls. Lite costs €291 a month, billed €3,500 annually. A 14-day trial is listed. The company is based in Prague.

Visit decisionrules.io

FlexRule Open

FlexRule Open combines data, business intelligence, rules and AI for enterprise decision intelligence in regulated environments. It supports Decision Model and Notation at Conformance Level 3 and Shared Data Model and Notation, and uses DecisionLang for declarative decision modeling and execution across multiple runtimes. The Open SDK lets technical teams extend DecisionLang with features, custom visuals and integration points without source-code access. Deployment can be in the cloud, on premises or at the edge, including embedded, browser, client and REST API service execution. Its RESTful API exposes configuration, permissions, security, deployment and decision execution. The authoring platform provides step-through debugging, breakpoints, execution-context inspection and no-code testing for rules, decisions, machine learning and other models. Users can manage and compare versions of artifacts, models and online services, and inspect change history. Connectors include databases, REST APIs, Gmail, Salesforce and Dynamics 365. Pricing is on request.

Visit flexrule.com