Rule Engine Python Packages

python-rule-engine

A rule engine where rules are defined in JSON format

simpleruleengine

A simple composable rule engine, built in object-oriented way, to reduce manual work.

arta

A Python Rules Engine - Make rule handling simple

ekuiper

Lightweight data stream processing engine for IoT edge

py-rules-engine

A pure-python rules engine. Packed with components to build rules and a rule parser. :arrow_forward:

actra

Actra - control what runs before it runs, controls what actions are allowed before they execute. Evaluate policies across APIs, workflows and AI agents in real time.

sentinel-kernel

Evidence infrastructure for the regulated AI era. Trace every decision, attest it cryptographically, audit the record, comply with EU AI Act Art. 12/13/14/17 via a signed evidence pack. Air-gapped, offline-first, Apache 2.0.

ice-rules

Rule engine/process engine, committed to solving flexible and complex hard-coded problems, for complex/flexibly changing business, provide a new abstract orchestration solution that is lightweight, high-performance and provides visual operation pages. Java规则引擎-ice，针对复杂/灵活变动业务，提供一个新的抽象编排解决方案，轻量级，高性能并提供可视化操作页面

nxuskit-py

Provider-agnostic AI SDK for Rust, Go, Python, and C ABI: LLMs, local models, CLIPS rules, Z3 solvers, Bayesian networks, ZEN decision tables, and nxuskit-cli.

hlpy-business-rule-engine

A business rule engine written in Python.

exportify

Declaratively automate Python __all__ and __init__ exports and no-cost lazy barrel files.

rulegraph

Declarative rule graphs for AI agent policy and constraint enforcement

smartswitch

Intelligent rule-based function dispatch for Python

rulith

Name reserved. rulith is an external reasoning board for LLM agents, distributed on npm and GitHub - not (yet) a Python package.

wrg-rule-lab

WinstonRedGuard local-first deterministic rule evaluation engine (formerly rule-lab on PyPI, republished under WRG namespace)

fertpy

Rule-based agronomic calculation engine for soil correction and nutrient dose computation.

opensentinel

Open Source Reliability Harness: Make your agents follow rules. One line of code to‎ ‎enforce, trace, and improve. ‎ ‎

openbias

Reliability layer for AI agents - monitors workflow adherence and intervenes when agents deviate

ruly-dmn

DMN implementation with ruly rule engine