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Reverse engineer anything with agents, from app behavior down to native binaries.
Turns raw evidence from cloud accounts, SaaS tools and code into framework-aligned findings, gap reports and remediation steps, so compliance checks become repeatable and easier to audit.
Claude Code
> /plugin marketplace add GRCEngClub/claude-grc-engineering
Codex
$ npx skills add GRCEngClub/claude-grc-engineering --skill academic-research-companion aws-inspector-expert aws-secrets-inspector-expert azure-inspector-expert crowdstrike-inspector-expert datadog-inspector-expert drata-inspector-expert gcp-inspector-expert github-inspector-expert okta-inspector-expert poam-automation-expert slack-inspector-expert snowflake-inspector-expert splunk-inspector-expert tenable-inspector-expert testssl-inspector-expert wiz-inspector-expert fedramp-ssp-expert au-apra-cps-234-expert ch-fadp-expert cis-expert cmmc-assessment-objectives cmmc-expert ccm-expert cyber-essentials-plus-expert dora-expert essential8-expert eu-nis2-expert fedramp-20x-expert fedramp-rev5-expert gdpr-expert glba-expert hitrust-expert ind-dpdpa-expert irap-expert ismap-expert iso-expert jp-appi-expert nist-expert nist-ai-rmf-expert nist-csf-20-expert nydfs-expert pbmm-expert pci-dss-expert sg-mas-trm-expert singapore-pdpa-expert soc2-expert stateramp-expert us-ccpa-expert us-export-expert us-finra-expert us-hipaa-security us-nerc-cip-expert us-sox-expert control-tester evidence-validator finding-generator drawio grc-audit-workflow-diagram grc-compliance-operating-model-diagram grc-control-map-diagram grc-data-flow-diagram grc-evidence-flow-diagram grc-framework-crosswalk-diagram grc-poam-diagram grc-raci-diagram grc-risk-treatment-diagram grc-shared-responsibility-diagram grc-system-boundary-diagram grc-third-party-risk-diagram access-review-triage audit-ready-pr-reviewer code-to-control-mapper evidence-artifact-collector interview-question-generator policy-as-code-generator risk-to-jira-transformer compliance-tracker policy-lifecycle risk-register-manager grc-portfolio-planner website-build website-cicd website-deploy website-infra website-preflight website-repo automation-coverage-analysis context-bootstrap exec-narrative-patterns program-portfolio-composition so-what-translation questionnaire-analyzer tprm-scorer vendor-assessor gcp-docs-expert oscal-expert control-explainer framework-tutor socratic-drill trust-center -a codex
Cursor
$ npx skills add GRCEngClub/claude-grc-engineering --skill academic-research-companion aws-inspector-expert aws-secrets-inspector-expert azure-inspector-expert crowdstrike-inspector-expert datadog-inspector-expert drata-inspector-expert gcp-inspector-expert github-inspector-expert okta-inspector-expert poam-automation-expert slack-inspector-expert snowflake-inspector-expert splunk-inspector-expert tenable-inspector-expert testssl-inspector-expert wiz-inspector-expert fedramp-ssp-expert au-apra-cps-234-expert ch-fadp-expert cis-expert cmmc-assessment-objectives cmmc-expert ccm-expert cyber-essentials-plus-expert dora-expert essential8-expert eu-nis2-expert fedramp-20x-expert fedramp-rev5-expert gdpr-expert glba-expert hitrust-expert ind-dpdpa-expert irap-expert ismap-expert iso-expert jp-appi-expert nist-expert nist-ai-rmf-expert nist-csf-20-expert nydfs-expert pbmm-expert pci-dss-expert sg-mas-trm-expert singapore-pdpa-expert soc2-expert stateramp-expert us-ccpa-expert us-export-expert us-finra-expert us-hipaa-security us-nerc-cip-expert us-sox-expert control-tester evidence-validator finding-generator drawio grc-audit-workflow-diagram grc-compliance-operating-model-diagram grc-control-map-diagram grc-data-flow-diagram grc-evidence-flow-diagram grc-framework-crosswalk-diagram grc-poam-diagram grc-raci-diagram grc-risk-treatment-diagram grc-shared-responsibility-diagram grc-system-boundary-diagram grc-third-party-risk-diagram access-review-triage audit-ready-pr-reviewer code-to-control-mapper evidence-artifact-collector interview-question-generator policy-as-code-generator risk-to-jira-transformer compliance-tracker policy-lifecycle risk-register-manager grc-portfolio-planner website-build website-cicd website-deploy website-infra website-preflight website-repo automation-coverage-analysis context-bootstrap exec-narrative-patterns program-portfolio-composition so-what-translation questionnaire-analyzer tprm-scorer vendor-assessor gcp-docs-expert oscal-expert control-explainer framework-tutor socratic-drill trust-center -a cursor
Gemini CLI
$ npx skills add GRCEngClub/claude-grc-engineering --skill academic-research-companion aws-inspector-expert aws-secrets-inspector-expert azure-inspector-expert crowdstrike-inspector-expert datadog-inspector-expert drata-inspector-expert gcp-inspector-expert github-inspector-expert okta-inspector-expert poam-automation-expert slack-inspector-expert snowflake-inspector-expert splunk-inspector-expert tenable-inspector-expert testssl-inspector-expert wiz-inspector-expert fedramp-ssp-expert au-apra-cps-234-expert ch-fadp-expert cis-expert cmmc-assessment-objectives cmmc-expert ccm-expert cyber-essentials-plus-expert dora-expert essential8-expert eu-nis2-expert fedramp-20x-expert fedramp-rev5-expert gdpr-expert glba-expert hitrust-expert ind-dpdpa-expert irap-expert ismap-expert iso-expert jp-appi-expert nist-expert nist-ai-rmf-expert nist-csf-20-expert nydfs-expert pbmm-expert pci-dss-expert sg-mas-trm-expert singapore-pdpa-expert soc2-expert stateramp-expert us-ccpa-expert us-export-expert us-finra-expert us-hipaa-security us-nerc-cip-expert us-sox-expert control-tester evidence-validator finding-generator drawio grc-audit-workflow-diagram grc-compliance-operating-model-diagram grc-control-map-diagram grc-data-flow-diagram grc-evidence-flow-diagram grc-framework-crosswalk-diagram grc-poam-diagram grc-raci-diagram grc-risk-treatment-diagram grc-shared-responsibility-diagram grc-system-boundary-diagram grc-third-party-risk-diagram access-review-triage audit-ready-pr-reviewer code-to-control-mapper evidence-artifact-collector interview-question-generator policy-as-code-generator risk-to-jira-transformer compliance-tracker policy-lifecycle risk-register-manager grc-portfolio-planner website-build website-cicd website-deploy website-infra website-preflight website-repo automation-coverage-analysis context-bootstrap exec-narrative-patterns program-portfolio-composition so-what-translation questionnaire-analyzer tprm-scorer vendor-assessor gcp-docs-expert oscal-expert control-explainer framework-tutor socratic-drill trust-center -a gemini-cli
GitHub Copilot
$ npx skills add GRCEngClub/claude-grc-engineering --skill academic-research-companion aws-inspector-expert aws-secrets-inspector-expert azure-inspector-expert crowdstrike-inspector-expert datadog-inspector-expert drata-inspector-expert gcp-inspector-expert github-inspector-expert okta-inspector-expert poam-automation-expert slack-inspector-expert snowflake-inspector-expert splunk-inspector-expert tenable-inspector-expert testssl-inspector-expert wiz-inspector-expert fedramp-ssp-expert au-apra-cps-234-expert ch-fadp-expert cis-expert cmmc-assessment-objectives cmmc-expert ccm-expert cyber-essentials-plus-expert dora-expert essential8-expert eu-nis2-expert fedramp-20x-expert fedramp-rev5-expert gdpr-expert glba-expert hitrust-expert ind-dpdpa-expert irap-expert ismap-expert iso-expert jp-appi-expert nist-expert nist-ai-rmf-expert nist-csf-20-expert nydfs-expert pbmm-expert pci-dss-expert sg-mas-trm-expert singapore-pdpa-expert soc2-expert stateramp-expert us-ccpa-expert us-export-expert us-finra-expert us-hipaa-security us-nerc-cip-expert us-sox-expert control-tester evidence-validator finding-generator drawio grc-audit-workflow-diagram grc-compliance-operating-model-diagram grc-control-map-diagram grc-data-flow-diagram grc-evidence-flow-diagram grc-framework-crosswalk-diagram grc-poam-diagram grc-raci-diagram grc-risk-treatment-diagram grc-shared-responsibility-diagram grc-system-boundary-diagram grc-third-party-risk-diagram access-review-triage audit-ready-pr-reviewer code-to-control-mapper evidence-artifact-collector interview-question-generator policy-as-code-generator risk-to-jira-transformer compliance-tracker policy-lifecycle risk-register-manager grc-portfolio-planner website-build website-cicd website-deploy website-infra website-preflight website-repo automation-coverage-analysis context-bootstrap exec-narrative-patterns program-portfolio-composition so-what-translation questionnaire-analyzer tprm-scorer vendor-assessor gcp-docs-expert oscal-expert control-explainer framework-tutor socratic-drill trust-center -a github-copilot
OpenCode
$ npx skills add GRCEngClub/claude-grc-engineering --skill academic-research-companion aws-inspector-expert aws-secrets-inspector-expert azure-inspector-expert crowdstrike-inspector-expert datadog-inspector-expert drata-inspector-expert gcp-inspector-expert github-inspector-expert okta-inspector-expert poam-automation-expert slack-inspector-expert snowflake-inspector-expert splunk-inspector-expert tenable-inspector-expert testssl-inspector-expert wiz-inspector-expert fedramp-ssp-expert au-apra-cps-234-expert ch-fadp-expert cis-expert cmmc-assessment-objectives cmmc-expert ccm-expert cyber-essentials-plus-expert dora-expert essential8-expert eu-nis2-expert fedramp-20x-expert fedramp-rev5-expert gdpr-expert glba-expert hitrust-expert ind-dpdpa-expert irap-expert ismap-expert iso-expert jp-appi-expert nist-expert nist-ai-rmf-expert nist-csf-20-expert nydfs-expert pbmm-expert pci-dss-expert sg-mas-trm-expert singapore-pdpa-expert soc2-expert stateramp-expert us-ccpa-expert us-export-expert us-finra-expert us-hipaa-security us-nerc-cip-expert us-sox-expert control-tester evidence-validator finding-generator drawio grc-audit-workflow-diagram grc-compliance-operating-model-diagram grc-control-map-diagram grc-data-flow-diagram grc-evidence-flow-diagram grc-framework-crosswalk-diagram grc-poam-diagram grc-raci-diagram grc-risk-treatment-diagram grc-shared-responsibility-diagram grc-system-boundary-diagram grc-third-party-risk-diagram access-review-triage audit-ready-pr-reviewer code-to-control-mapper evidence-artifact-collector interview-question-generator policy-as-code-generator risk-to-jira-transformer compliance-tracker policy-lifecycle risk-register-manager grc-portfolio-planner website-build website-cicd website-deploy website-infra website-preflight website-repo automation-coverage-analysis context-bootstrap exec-narrative-patterns program-portfolio-composition so-what-translation questionnaire-analyzer tprm-scorer vendor-assessor gcp-docs-expert oscal-expert control-explainer framework-tutor socratic-drill trust-center -a opencode
Windsurf
$ npx skills add GRCEngClub/claude-grc-engineering --skill academic-research-companion aws-inspector-expert aws-secrets-inspector-expert azure-inspector-expert crowdstrike-inspector-expert datadog-inspector-expert drata-inspector-expert gcp-inspector-expert github-inspector-expert okta-inspector-expert poam-automation-expert slack-inspector-expert snowflake-inspector-expert splunk-inspector-expert tenable-inspector-expert testssl-inspector-expert wiz-inspector-expert fedramp-ssp-expert au-apra-cps-234-expert ch-fadp-expert cis-expert cmmc-assessment-objectives cmmc-expert ccm-expert cyber-essentials-plus-expert dora-expert essential8-expert eu-nis2-expert fedramp-20x-expert fedramp-rev5-expert gdpr-expert glba-expert hitrust-expert ind-dpdpa-expert irap-expert ismap-expert iso-expert jp-appi-expert nist-expert nist-ai-rmf-expert nist-csf-20-expert nydfs-expert pbmm-expert pci-dss-expert sg-mas-trm-expert singapore-pdpa-expert soc2-expert stateramp-expert us-ccpa-expert us-export-expert us-finra-expert us-hipaa-security us-nerc-cip-expert us-sox-expert control-tester evidence-validator finding-generator drawio grc-audit-workflow-diagram grc-compliance-operating-model-diagram grc-control-map-diagram grc-data-flow-diagram grc-evidence-flow-diagram grc-framework-crosswalk-diagram grc-poam-diagram grc-raci-diagram grc-risk-treatment-diagram grc-shared-responsibility-diagram grc-system-boundary-diagram grc-third-party-risk-diagram access-review-triage audit-ready-pr-reviewer code-to-control-mapper evidence-artifact-collector interview-question-generator policy-as-code-generator risk-to-jira-transformer compliance-tracker policy-lifecycle risk-register-manager grc-portfolio-planner website-build website-cicd website-deploy website-infra website-preflight website-repo automation-coverage-analysis context-bootstrap exec-narrative-patterns program-portfolio-composition so-what-translation questionnaire-analyzer tprm-scorer vendor-assessor gcp-docs-expert oscal-expert control-explainer framework-tutor socratic-drill trust-center -a windsurf
Open-source GRC Engineering resource for Claude.
claude-grc-engineering turns technical evidence from cloud, SaaS, code, and security tools into framework-aligned findings, gap reports, remediation guidance, evidence packages, and OSCAL workflows.
It is built for the Claude ecosystem: Claude Code plugin installs first, with Claude Desktop and Claude Cowork usage supported through the same Markdown skills, command runbooks, schemas, and repository files.
It is maintained by the GRC Engineering Club for people who want compliance work to behave more like engineering work: repeatable, testable, versioned, and easy to extend.
Not affiliated with Anthropic. Claude, Anthropic, and related marks are property of their respective owners.
The toolkit is a Claude Code plugin marketplace. The same plugin skills and command runbooks are also useful in Claude Desktop and Claude Cowork when you add this repository as project context or a shared workspace. Install the pieces you need:
grc-engineer: the core automation hub for gap assessment, IaC scanning, evidence collection, remediation generation, policy generation, PR review, continuous monitoring, and multi-framework optimization.The common path is:
connectors collect evidence
↓
findings match schemas/finding.schema.json
↓
grc-engineer maps findings through SCF
↓
reports, remediation, evidence packages, OSCAL outputs
The Secure Controls Framework (SCF) crosswalk is used as the control backbone: 1,468 controls mapped to 249 frameworks. The toolkit references control IDs and implementation guidance; it does not reproduce copyrighted standards text.
Inside Claude Code:
/plugin marketplace add GRCEngClub/claude-grc-engineering
/plugin install grc-engineer@grc-engineering-suite
For a first run without cloud credentials, use GitHub as the evidence source:
/plugin install github-inspector@grc-engineering-suite
/plugin install soc2@grc-engineering-suite
/github-inspector:setup
/github-inspector:collect --scope=@me
/grc-engineer:gap-assessment SOC2 --sources=github-inspector
Full walkthrough: docs/QUICKSTART.md.
Using Claude Desktop or Claude Cowork instead of Claude Code? Start with docs/CLAUDE-COWORK.md. Anthropic's security and compliance posture is documented at trust.anthropic.com, and the Claude Cowork third-party platform guide is here: Claude Desktop on third-party platforms.
| Goal | Command |
|---|---|
| Run a gap assessment against one or more frameworks | /grc-engineer:gap-assessment |
| Scan Terraform, CloudFormation, or Kubernetes for compliance issues | /grc-engineer:scan-iac |
| Validate a control end to end | /grc-engineer:test-control |
| Generate remediation code, scripts, or policy | /grc-engineer:generate-implementation, /grc-engineer:generate-policy |
| Map one control across frameworks | /grc-engineer:map-controls-unified |
| Find conflicting requirements across frameworks | /grc-engineer:find-conflicts |
| Optimize a multi-framework control plan | /grc-engineer:optimize-multi-framework |
| Collect evidence from cloud/SaaS/code systems | connector-specific setup, collect, and status commands |
| Build audit workpapers or evidence packages | /grc-auditor:generate-workpaper, /grc-engineer:collect-evidence |
| Generate OSCAL SSP/SAP/SAR/POA&M outputs | /oscal:*, /fedramp-ssp:* |
| Draft leadership updates and automation coverage reports | /report:exec-summary, /report:automation-coverage |
| Create editable GRC diagrams | /grc-diagrams:drawio, /grc-diagrams:system-boundary, /grc-diagrams:evidence-flow, /grc-diagrams:control-map |
| Learn a framework, control, or GRC role | /teach-me:framework, /teach-me:control, /teach-me:role, /teach-me:quiz |
| Run an academic research project end-to-end | /academic-research-companion:research |
Every command has a reference page in its plugin's commands/ directory.
Use /grc-engineer:frameworks to discover framework coverage and plugin depth.
High-level categories:
| Category | Examples |
|---|---|
| Engineering hub | grc-engineer |
| Persona/workflow plugins | grc-auditor, grc-internal, grc-tprm, grc-reporter, grc-loop, teach-me, academic-research-companion |
| Diagram plugin | grc-diagrams for editable draw.io GRC diagrams |
| Framework plugins | soc2, nist-800-53, iso27001, fedramp-rev5, fedramp-20x, pci-dss, cmmc, hitrust, cis-controls, gdpr, dora, us-hipaa-security, and others |
| Connector plugins | aws-inspector, github-inspector, gcp-inspector, azure-inspector, okta-inspector, slack-inspector, datadog-inspector, crowdstrike-inspector, drata-inspector, splunk-inspector, tenable-inspector, snowflake-inspector |
| Dashboards, knowledge sources | compliance-posture-dashboard, gcp-docs |
| OSCAL/FedRAMP tooling | oscal, fedramp-ssp, POA&M automation plugins |
The marketplace manifest lives at .claude-plugin/marketplace.json.
Every connector emits Findings that match schemas/finding.schema.json. A Finding is one resource with one or more control evaluations.
That contract keeps connectors small: each connector only needs to collect and normalize evidence. grc-engineer handles framework expansion, reporting, remediation, and downstream workflows.
For the full architecture and schema example, see docs/ARCHITECTURE.md.
grc-data/ contracts for metrics, risks, vendors, exceptions, and policiesContributions are welcome from GRC practitioners, auditors, security engineers, platform teams, framework experts, and commercial GRC vendors.
The highest-value contributions are:
First-time contributors follow the issue → vouch → PR flow described in docs/CONTRIBUTING.md and GOVERNANCE.md.
Security-sensitive reports should use the private advisory process described in SECURITY.md.
Pre-1.0. The Finding schema is versioned, and breaking changes are documented in CHANGELOG.md.
MIT for original code, copyright © GRC Engineering Club contributors. Exceptions are documented in LICENSE. The CIS Controls plugin is CC BY-SA 4.0 per upstream terms. SCF data is CC BY-ND 4.0 and redistributed verbatim.
Reverse engineer anything with agents, from app behavior down to native binaries.
A skill pack for authorized reverse engineering, security research, and penetration testing that routes tasks to the right skill and sets up needed tools on demand. It covers API security assessment and Android APK analysis, among others.
Gives an AI agent the step-by-step workflow a senior security analyst follows, covering when to use each technique, what to check first, how to run it and how to verify the result. Covers incident response, forensics, threat intelligence, malware analysis, penetration testing and red teaming.
Agent skill + stdlib Python service to strip multi-vendor AI provenance marks from text and files, for privacy and hygiene on content you own. The skill is a thin client: it drives the machinery over HTTP, so the agent host needs no Python.
Install it with the command on its page. It includes academic-research-companion, aws-inspector-expert, aws-secrets-inspector-expert. Its skills do not fire on their own yet. Free and open source.
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