Easy Rules
Easy Rules: An open-source Java library for embedding business-rule evaluation in applications. Ranked #16 of 18 in Decision Management Software by our editors (6.8/10); pricing: Free plan; best for developers embedding Java rules.
At a glance
- Editor score6.8 / 10
- PricingFree plan
- Best forDevelopers embedding Java rules
- Free planYes
- Paid fromFree
- Decision modelingRules
- Facts checked24 Sep 2026
Where it wins
- Define rules as Java objects, annotated classes, or expressions.
- Combine conditions and actions with composite rules.
- Use rule listeners and a fluent API in Java applications.
Where it doesn't
- Requires developers to integrate it into a Java application.
- Self-hosted library, not a hosted workspace for business users.
- No monitoring features or integrations are identified.
Our verdict on Easy Rules
Easy Rules is an open-source Java library for developers who want to define and evaluate business rules inside Java applications. It is aimed at software teams embedding rule evaluation in code, not business users looking for a hosted workspace to author decisions. The project is distributed under the Apache License 2.0, and its rules-based decision model keeps the focus on application logic rather than a broader decision-management environment.
Rule authoring has several options: Java-based rules, POJO-based rules, annotated classes and expressions using supported expression languages. Composite rules let developers combine conditions and actions, while rule listeners and a fluent API provide additional ways to work with rule execution. That breadth gives Java developers flexibility in how they express rules without moving rule evaluation into a separate hosted product. Its self-hosted deployment means the library is integrated into the application environment rather than managed as a service.
The trade-off is a developer-centered scope. Easy Rules does not provide a hosted decision-authoring workspace for business roles, and monitoring is not among its described features. Support channels are community and documentation, so teams should be comfortable integrating and maintaining a library rather than relying on a hosted vendor service. Developers seeking embeddable Java rules with multiple definition styles may find the fit appropriate; teams that need monitoring, integrations, or business-user decision authoring should consider a different kind of decision-management product.
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Easy Rules pricing
Easy Rules fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Decision modeling | Rules |
| Deployment options | Self_hosted |
| Decision monitoring | Not verified |
| Decision standards | Proprietary |
| Integration methods | Api |
| Business-user authoring | No |
| Deployment | Self-hosted |
| Support | Community, Docs |
| Built for | Solo, Small business, Mid-market, Enterprise (editorial estimate) |
| Pricing | Free plan |
| Website | github.com |
| Facts checked | 24 Sep 2026 |
Alternatives to Easy Rules
- IBM Operational Decision ManagerA governed decision platform for teams automating rules across hybrid enterprise environments.9.4
- Progress CorticonA visual rules platform for modeling, testing, and deploying complex decision logic.9.3
- Pega Customer Decision HubOrchestrates real-time customer decisions and personalization across channels.8.9
See all Easy Rules alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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