Policy Python Packages

pulumi-policy

Pulumi's Policy as Code SDK, CrossGuard. Define infrastructure checks in code to enforce security, compliance, cost, and other practices, enforced at deployment time.

policyengine-uk

An open-source static tax-benefit microsimulation model for the UK.

kcl-lib

KCL Programming Language Core and API (CNCF Sandbox Project). https://kcl-lang.io

opa-python-client

Python client for Open Policy Agent

regopy

A C++ interpreter for the OPA policy language Rego

openfisca-us

The PolicyEngine US Python package contains a rules engine of the US tax-benefit system, and microdata generation for microsimulation analysis.

falcon-policy

Policy Middleware for Falcon APIs

openfisca-uk

An open-source static tax-benefit microsimulation model for the UK.

opal-common

Policy and data administration, distribution, and real-time updates on top of Policy Agents (OPA, Cedar, ...)

opal-client

Policy and data administration, distribution, and real-time updates on top of Policy Agents (OPA, Cedar, ...)

rpsl-parser

An RFC 2622 conformant Routing Policy Specification Language (RPSL) parser with a focus on speed and correctness.

opal-server

Policy and data administration, distribution, and real-time updates on top of Policy Agents (OPA, Cedar, ...)

casbin-redis-adapter

Redis adapter for PyCasbin

barebear

The free agentic AI course. 12 lessons, 12 concepts, real models. Read the framework — it's the textbook.

flask-opa

Flask extension for OPA

typegraph

Declarative API development platform. Build backend components with WASM, Typescript and Python, no matter where and how your (legacy) systems are.

predicate-authority-sidecar

The work visa for AI agents. A high-performance Rust sidecar that deterministicly blocks unauthorized actions before execution.

qoa4ml

Quality of Analytics for Machine Learning and Data Intensive Services

logicpearl

Official Python bindings for logicpearl-engine.

congressmcp

Access 91+ congressional data tools via Claude, Cursor, VS Code, and other MCP clients

cape-privacy

Privacy transformations on Spark and Pandas dataframes backed by a simple policy language.

qortara-governance-langchain

Qortara Governance — LangChain sidecar SDK. Deep tool-dispatch interception + Portable Trust Attestations + policy enforcement companion to LangSmith.

kavach-sdk

Default-deny execution gate for AI agents, APIs, and distributed systems. Policies, drift detection, hard invariants, post-quantum signed permits.Written in Rust. Says no unless policy says yes.

tealtiger

TealTiger Python SDK - Drop-in security and cost tracking for OpenAI, Anthropic, and Azure OpenAI