rules
The premium Open Source alternative to Pega Platform
🎯 Best for:Applications requiring complex, frequently changing conditional logic.
What is rules?
An alternative to Drools or Pega for managing complex business logic outside of application code. It uses a forward-chaining inference engine to process high-velocity events and trigger stateful actions.
Tech Stack
JavaScriptAutomation & Workflow
Why rules?
- • High concurrency support
- • Stateful pattern matching
- • Decoupled business logic
Limitations
- • Complex rule syntax
- • Difficult to unit test
- • Niche documentation
2/23/2026
Last Update
217
Forks
206
Issues
MIT
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to rules instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on Pega Platform)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%