Drools vs Easy Rules

Developers should learn Drools when building applications that require complex, frequently changing business rules, such as in finance for fraud detection, insurance for policy underwriting, or e-commerce for pricing and promotions meets developers should use easy rules when building applications that require dynamic, configurable business logic, such as validation systems, decision engines, or workflow automation. Here's our take.

Drools

Nice Pick

Developers should learn Drools when building applications that require complex, frequently changing business rules, such as in finance for fraud detection, insurance for policy underwriting, or e-commerce for pricing and promotions

Pros

• It is particularly useful in scenarios where non-technical stakeholders need to modify rules independently, as Drools allows rules to be written in a human-readable format and managed through a GUI, reducing development overhead and improving agility
• Related to: business-rule-management, decision-model-notation

Cons

• Specific tradeoffs depend on your use case

Easy Rules

Developers should use Easy Rules when building applications that require dynamic, configurable business logic, such as validation systems, decision engines, or workflow automation

Pros

• It simplifies rule management by decoupling rules from core code, making it easier to update or add rules without redeploying the application, ideal for scenarios like pricing engines, fraud detection, or eligibility checks
• Related to: java, business-rules-engine

Cons

• Specific tradeoffs depend on your use case

The Verdict

These tools serve different purposes. Drools is a tool while Easy Rules is a library. We picked Drools based on overall popularity, but your choice depends on what you're building.

The Bottom Line

Drools wins

Based on overall popularity. Drools is more widely used, but Easy Rules excels in its own space.