What is the key difference between Emailmd and Slack ↔ WxO MCP Gateway?

Emailmd belongs to the Communication category with local stdio execution, while Slack ↔ WxO MCP Gateway belongs to the Communication category with local stdio execution.

How do I install Emailmd or Slack ↔ WxO MCP Gateway in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Emailmd and Slack ↔ WxO MCP Gateway free or paid?

Emailmd operates under a Free / Open Source model (No auth required). Slack ↔ WxO MCP Gateway operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Emailmd lists 6 tools with 2 views and 1,370 GitHub stars. Slack ↔ WxO MCP Gateway lists 0 tools with 0 views and 0 GitHub stars.

Can I use both Emailmd and Slack ↔ WxO MCP Gateway together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Emailmd vs Slack ↔ WxO MCP Gateway

In-depth architectural comparison of the Emailmd and Slack ↔ WxO MCP Gateway MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Emailmd

Communication · Local stdio

Quality: 64/100 (Good) | Auth: No auth required

Slack ↔ WxO MCP Gateway

Communication · Local stdio

Quality: 36/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Emailmd if you need specialized Communication tools running via a local process. Choose Slack ↔ WxO MCP Gateway if your workspace requires Communication integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Emailmd when:

You need dedicated capabilities in the Communication domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: Markdown to responsive, email-safe HTML conversion, Plain text email version generation, Linting for email deliverability issues.

Explore Emailmd Details

Choose Slack ↔ WxO MCP Gateway when:

You need dedicated capabilities in the Communication domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Slack ↔ WxO MCP Gateway Details

Feature & Specification Comparison

Specification	Emailmd anypost Communication	Slack ↔ WxO MCP Gateway Communication
Summary	Write and preview emails from your assistant. Renders markdown into email-safe HTML that holds up in Outlook and Gmail, lints drafts for deliverability problems, and returns a live preview link. Hosted with no API key, or run it locally with npx emailmd mcp.	Lifts WxO Slack limits: every-message wake-up, multi-channel routing, streamable-http /mcp.
Category & Scope	Communication

Tools & Capabilities Breakdown

Emailmd Tools (6)

Markdown to responsive, email-safe HTML conversion

Plain text email version generation

Linting for email deliverability issues

Live preview via React components or web builder

MCP server exposing render, lint, and docs tools

CLI for local rendering and output control

Slack ↔ WxO MCP Gateway Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Emailmd Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "anypost-emailmd": {
      "command": "npx",
      "args": [
        "-y",
        "emailmd"
      ]
    }
  }
}

Slack ↔ WxO MCP Gateway Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "slack-wxo-mcp-gateway": {
      "command": "npx",
      "args": [
        "-y",
        "@markusvankempen/slack-wxo-mcp-gateway"
      ]
    }
  }
}

Frequently Asked Questions

Emailmd is categorized under Communication and uses a local stdio subprocess. In contrast, Slack ↔ WxO MCP Gateway belongs to Communication using local stdio subprocess. Select Emailmd when you need capabilities focused on communication and Slack ↔ WxO MCP Gateway when you require tools for communication.

More alternatives to Emailmd More alternatives to Slack ↔ WxO MCP Gateway Communication category hub