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Open Policy Agent (OPA) project preview
SecurityAlternative to HashiCorp SentinelAlternative to StyraAlternative to AWS IAM

Open Policy Agent (OPA)

Open source, general-purpose policy engine for unified context-aware authorization.

View on GitHub Visit website
LicenseApache-2.0
GitHub stars10.5k
Last commit1 weeks ago
Tags6 topics
Authorization EngineKubernetes AdmissionPolicy As CodeCncf GraduatedRego LanguageSecurity
Overview

Why consider Open Policy Agent (OPA)?

Open Policy Agent (OPA) is a Cloud Native Computing Foundation (CNCF) graduated policy engine written in Go. Using the declarative query language Rego, OPA enforces fine-grained authorization, admission control, and API security policies across Kubernetes, microservices, and CI/CD pipelines.

Guided learning

Learn Open Policy Agent (OPA) by building

Practical setup notes, real use cases, and copy-ready examples in one focused guide.

1 min read 2 sections
In this guide2 sections

Overview of Open Policy Agent

OPA decouples policy decision-making from application business logic using high-speed in-memory Rego evaluations.

Quickstart

bash
1# Run OPA server
2opa run --server --addr :8181

Open Policy Agent is licensed under the Apache License Version 2.0.

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Open Policy Agent (OPA) FAQs

Open Policy Agent (OPA) is listed as a Security tool on TiloBox. Review the overview, features, and official documentation on this page to decide whether it solves your specific workflow.

Start with the project's GitHub repository and official website for supported installation and deployment instructions. Test the setup with representative data or a small project before rolling it out more widely.

Open Policy Agent (OPA) is listed under the Apache-2.0 license. Read the complete license text and the project's notices before using, modifying, or distributing the software.

Production readiness depends on your requirements. Review maintenance activity, security practices, documentation, backup and upgrade procedures, and compatibility with your stack; then validate it in a non-production environment.

Open Policy Agent (OPA) is listed as an alternative to HashiCorp Sentinel. Compare the core workflow, deployment model, integrations, and licensing against your must-have requirements before switching.