Top COMPLIANCE GitHub Repositories & Tools (2026)

Open-source Tax Guides for AI agents, reviewed by named CPAs/CAs/EAs. 1,000+ Guides across 190+ jurisdictions. MCP server included. Works with Claude, ChatGPT, Cursor.

Open Policy Agent (OPA) is an open source, general-purpose policy engine.

Prevent cloud misconfigurations and find vulnerabilities during build-time in infrastructure as code, container images and open source packages with Checkov by Bridgecrew.

A suite of tools to automate software compliance checks.

The open‑source AI Agents Governance & Orchestration framework: write the rules declaratively, Bernstein enforces them and produces the verifiable, replayable record. Free, Apache-2.0. https://bernstein.run

Free, open-source WordPress cookie consent plugin (GPL-3.0). Cloud-free fork with browser-based cookie scanner, GDPR/ePrivacy compliance, GCM v2, IAB TCF v2.3.

Open source compliance automation for SOC 2, GDPR, ISO27001, NIST 800-53, and more

Rules engine for cloud security, cost optimization, and governance, DSL in yaml for policies to query, filter, and take actions on resources