Tech riderRev. 3 Oct 2026
Open Policy Agent
- 1Runs onAPI, Linux, Mac, self-hosted, Web, Windows
- 2CostsFree plan
- 3Policy languageRego
- 4IaC formatsTerraform plan JSON, JSON, YAML
- 5Policy testingYes
- 6Admission controlYes
- 7Runtime enforcementYes
- 8CI/CD integrationYes
8 lines stated Written from the maker's own pages: openpolicyagent.org
Overview
Open Policy Agent is ranked #3 of 24 in infrastructure policy as code tools on Specifiction. It runs on API, Linux, macOS, Self-hosted, Web, Windows. There is a free plan.
Open Policy Agent plans and pricing
All plansOpen Policy Agent Free Open-source policy engine · Apache License, Version 2.0 openpolicyagent.org · 3 Oct 2026
Compared on infrastructure policy as code tools
- Policy language
- Regoopenpolicyagent.org
- IaC formats
- Terraform plan JSON, JSON, YAMLopenpolicyagent.org
- Policy testing
- Yesopenpolicyagent.org
- Admission control
- Yesopenpolicyagent.org
- Runtime enforcement
- Yesopenpolicyagent.org
- CI/CD integration
- Yesopenpolicyagent.org
- Policy reporting
- Yesopenpolicyagent.org
Facts
- Policy engine
- OPA is an open source, general-purpose policy engine that separates policy decision-making from policy enforcement.openpolicyagent.org · 2 Oct 2026
- Use cases
- OPA can enforce policies in microservices, Kubernetes, CI/CD pipelines, and API gateways.openpolicyagent.org · 2 Oct 2026
- Integration options
- OPA supports policy evaluation through a REST API, a Go API, WebAssembly, and custom evaluators using its intermediate representation.openpolicyagent.org · 2 Oct 2026
- Policy management
- OPA provides management interfaces for distributing policies, checking status and health, and collecting decision logs.openpolicyagent.org · 2 Oct 2026
- Kubernetes
- The OPA documentation recommends OPA Gatekeeper for Kubernetes admission control.openpolicyagent.org · 2 Oct 2026
- Downloads
- The official installation guide provides options for macOS, Linux/Unix, Windows, and Docker.openpolicyagent.org · 2 Oct 2026
- Binary checksums
- The installation guide says binary checksums are available by appending .sha256 to the binary filename.openpolicyagent.org · 2 Oct 2026
- API security
- OPA's security guidance describes TLS, authentication, and Rego-based authorization, and says authentication and authorization are off by default.openpolicyagent.org · 2 Oct 2026
- Security reporting
- The security policy asks users to report suspected security issues to the OPA security team by email.openpolicyagent.org · 2 Oct 2026
- Community support
- The official site links to an OPA Slack community for users to talk with other users and maintainers.openpolicyagent.org · 2 Oct 2026
- Project status
- OPA is a graduated Cloud Native Computing Foundation project.openpolicyagent.org · 2 Oct 2026
- Purpose
- OPA is an open-source, general-purpose policy engine that unifies policy enforcement across software systems.openpolicyagent.org · 3 Oct 2026
- Decision input and output
- OPA evaluates policies against arbitrary structured input and can return arbitrary structured data as output.openpolicyagent.org · 3 Oct 2026
- Policy evaluation
- Policies can be evaluated through a REST API, the Go API, WebAssembly runtimes, or custom evaluators using OPA's intermediate representation.openpolicyagent.org · 3 Oct 2026
- Integrations
- The project lists integrations for Kubernetes, Terraform, Envoy, and code editors.openpolicyagent.org · 3 Oct 2026
- Policy distribution
- OPA bundles distribute policy and data to OPA instances, while discovery bundles distribute flexible configuration.openpolicyagent.org · 3 Oct 2026
- Deployment
- The documentation describes installing OPA on macOS, Linux/Unix, and Windows, and running it with Docker.openpolicyagent.org · 3 Oct 2026
- Security configuration
- Authentication and authorization are off by default, and the security guide recommends configuring TLS, authentication, and authorization when securing the API.openpolicyagent.org · 3 Oct 2026
- Support
- The project lists third-party companies offering commercial support and says the listings are not vetted endorsements.openpolicyagent.org · 3 Oct 2026
- Governance
- OPA is a graduated Cloud Native Computing Foundation project.openpolicyagent.org · 3 Oct 2026
Best Open Policy Agent alternatives
See all 20 All accessCh 01 Terraform Free planFree trialAPI from $0.10/mo7.9 All accessCh 02 Google Cloud Terraform Policy Validation Free planLinuxMac Free to start7.5 All accessCh 04 Conftest Free planLinuxMac Free to start7.3 All accessCh 05 Chef Infra Free trialAPILinux from $4.92/mo7.2 All accessCh 06 AWS CloudFormation Free planAPILinux Free to start7.1 All accessCh 07 Cloud Custodian Free planLinuxMac Free to start7.1
Where it ranks on Specifiction
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Sources
- openpolicyagent.org/docs· checked 2 Oct 2026
- openpolicyagent.org/docs/integration· checked 2 Oct 2026
- openpolicyagent.org/docs/kubernetes· checked 2 Oct 2026
- openpolicyagent.org/docs/security· checked 2 Oct 2026
- openpolicyagent.org/security· checked 2 Oct 2026
- openpolicyagent.org· checked 2 Oct 2026
- openpolicyagent.org/ecosystem· checked 3 Oct 2026
- openpolicyagent.org/support· checked 3 Oct 2026