# Emailmd MCP server

Agent View of the PolicyLayer registry record for Emailmd: identity, probed posture, risk grade, and all 3 tools classified. HTML page: https://policylayer.com/tools/dev-emailmd-emailmd

## Facts

- Server id: `emailmd`
- Install: `npx -y emailmd`
- Homepage: https://github.com/anypost/emailmd
- Registry record: grade D, identity unverified
- Lifecycle: active
- Auth posture: open
- Rate-limited: no
- Tools: 3 (3 with introspected schema)
- Tool categories present: Execute, Read
- Context-window cost: 543 tokens per request — https://policylayer.com/token-cost/dev-emailmd-emailmd
- Tags: dev emailmd emailmd, automation
- Record last modified: 2026-08-12T11:06:28.186Z

## Tools (3)

| Tool | Category | Risk | Record |
| --- | --- | --- | --- |
| `lint` | Read | Low | https://policylayer.com/tools/dev-emailmd-emailmd/lint.md |
| `read_docs` | Read | Low | https://policylayer.com/tools/dev-emailmd-emailmd/read-docs.md |
| `render` | Read | Low | https://policylayer.com/tools/dev-emailmd-emailmd/render.md |

## Tool descriptions

- `lint` — Check emailmd markdown for deliverability, accessibility, and readability problems without rendering it: missing alt text, http:// links, Gmail's 102KB clip limit, generic link text, spam-trigger phrases, and more. Fix warnings before se…
- `read_docs` — Fetch emailmd documentation from emailmd.dev. Call with no arguments for the index of all pages; pass page to read one (e.g. 'buttons', 'frontmatter', 'theme', 'directives/hero'). Read the relevant page before using syntax you are not su…
- `render` — Render emailmd markdown into email-safe HTML. Returns html (the complete email document), text (the plain-text MIME part), meta (frontmatter), warnings (non-fatal repairs made while rendering; aim for none), htmlBytes, and previewUrl (a …

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## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=dev-emailmd-emailmd · API: https://policylayer.com/registry/api · Recommended policies for every tool: https://policylayer.com/policies/dev-emailmd-emailmd