GuardRail MCP v2.1.0
Multi-language enterprise security MCP for AI coding agents.
Highlights
- Hybrid engines: secrets regex, Python AST + multi-hop taint, tree-sitter
- Custom rules + plugins, incremental repo/diff scanning
- SARIF 2.1, CycloneDX/SPDX SBOM, OSV dependency checks
- Enterprise: API keys/JWT, RBAC, policy packs, audit logs, quotas, path sandbox
- Web dashboard + Prometheus metrics
- VS Code/Cursor scaffold, JetBrains guide, GitHub Actions
Quick start
git clone https://github.com/SECRET4422/guardrail-mcp.git
cd guardrail-mcp
pip install -r requirements.txt
export PYTHONPATH=$PWD
python -m unittest discover -s tests -v
python -m guardrail --mode stdio65 automated tests included.