# Frontmatter MCP

> Use this tool when you need to efficiently manage and query Markdown document metadata, or update frontmatter fields using SQL syntax, and optionally discover similar documents based on their content. It solves problems related to document organization, search, and metadata management, and accepts Markdown files and SQL queries as inputs, producing updated metadata and search results as outputs. Ideal for use cases involving large collections of Markdown documents, such as blogs, wikis, or knowledge bases.

Canonical page: https://skillsregistry.net/skills/kzmshx-frontmatter-mcp  
JSON: https://api.skillsregistry.net/v1/skills/kzmshx-frontmatter-mcp

## Description

Enables querying and updating Markdown frontmatter metadata using DuckDB SQL, with optional semantic search capabilities for finding similar documents based on content.

## Trust

- **Trust score (0–1):** 0.93
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** search
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/d395qi83a7)
- **Repository:** <https://github.com/kzmshx/frontmatter-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "kzmshx-frontmatter-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/kzmshx-frontmatter-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/kzmshx-frontmatter-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt