Open Source Rule Engines & Workflow Tools

Everything you need to know about the open source tools teams use to build and manage business logic — from how they work to where they're best suited, and what to watch out for at scale.
Nools

Lightweight Open-Source Rete-Algorithm Rules Engine for Node.js

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GoRules

Modern Cloud-Native Rules Engine for API-First Engineering Teams

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Drools

Open-Source Rules Engine — Free to License, Expensive to Run

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