mcp-license-header-guardian
A deterministic, read-only MCP server that enforces license headers in tracked Python files without requiring network access or repository mutations. It provides a specialized tool to verify license compliance through standardized, network-free analysis.
README
mcp-license-header-guardian
Deterministic, network-free, read-only MCP guardian that enforces license headers in tracked Python files (Tier 1).
What this repo is for
Use this repository as the starting point for new guardians.
It provides:
- A frozen V1 contract (
docs/V1_CONTRACT.md) - Canonical output examples (
docs/EXAMPLE_OUTPUTS.md) - Determinism guardrails (pytest)
Invariants (do not violate under V1)
- One tool only:
check_license_header - Output schema keys are fixed
- Fail-closed on invalid input or internal error
- No timestamps, randomness, environment metadata
- No network calls
- No repo mutation / disk writes
If you need any of the above, declare V2.
Local development
Install editable:
python3 -m pip install -e .
Run tests:
pytest -q
Print canonical JSON output:
python3 -c "from mcp_license_header_guardian.server import check_license_header, canonical_json; print(canonical_json(check_license_header('.')))"
MCP server
Run:
mcp-license-header-guardian
Recommended Servers
playwright-mcp
A Model Context Protocol server that enables LLMs to interact with web pages through structured accessibility snapshots without requiring vision models or screenshots.
Magic Component Platform (MCP)
An AI-powered tool that generates modern UI components from natural language descriptions, integrating with popular IDEs to streamline UI development workflow.
Audiense Insights MCP Server
Enables interaction with Audiense Insights accounts via the Model Context Protocol, facilitating the extraction and analysis of marketing insights and audience data including demographics, behavior, and influencer engagement.
VeyraX MCP
Single MCP tool to connect all your favorite tools: Gmail, Calendar and 40 more.
graphlit-mcp-server
The Model Context Protocol (MCP) Server enables integration between MCP clients and the Graphlit service. Ingest anything from Slack to Gmail to podcast feeds, in addition to web crawling, into a Graphlit project - and then retrieve relevant contents from the MCP client.
Kagi MCP Server
An MCP server that integrates Kagi search capabilities with Claude AI, enabling Claude to perform real-time web searches when answering questions that require up-to-date information.
E2B
Using MCP to run code via e2b.
Neon Database
MCP server for interacting with Neon Management API and databases
Exa Search
A Model Context Protocol (MCP) server lets AI assistants like Claude use the Exa AI Search API for web searches. This setup allows AI models to get real-time web information in a safe and controlled way.
Qdrant Server
This repository is an example of how to create a MCP server for Qdrant, a vector search engine.