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PopNx MCPMCP servers for people who use AI · explained in plain words

Rowsend

by rowsendversion 1.0.0i★ –iRuns on your computer
Registry namecom.rowsend/rowsend

Install

Overview

Description from the maker (original English)

Draft and test marketing email for contacts in your own database, from a local desktop app.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Runs on your computer
  • Transport: stdio
  • Category: Marketing & social media

Install

Pick the AI app you use, then copy the settings.

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on your computer with your user’s permissions (files, network, apps).
  • The registry lists no key to fill in.

You need

  • npmNode.js installed (for the npx command)

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json

{
  "mcpServers": {
    "rowsend": {
      "command": "npx",
      "args": [
        "-y",
        "@rowsend/mcp"
      ]
    }
  }
}

Run this in your terminal

claude mcp add rowsend -- npx -y @rowsend/mcp

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "rowsend": {
      "command": "npx",
      "args": [
        "-y",
        "@rowsend/mcp"
      ]
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "rowsend": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@rowsend/mcp"
      ]
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

This one runs on your computer, and ChatGPT can only connect to servers on the internet. Pick another app.

Your choice stays on this device in a cookie; no account needed.

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

Runs on your computer; the tool list appears in your AI app after you install it.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 6, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified against the domain rowsend.com (the registry checks domain ownership)

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • – Not applicable

    Endpoint responds

    This one runs on your computer; there is no internet endpoint

  • – Not applicable

    Sign-in with OAuth

    Runs on your computer and uses local settings instead

  • … Not checked yet

    No hidden instructions in tool descriptions

    Runs on your computer; we can only read tool lists from internet endpoints

Compared with others in Marketing & social mediai

  • More stars than 0% of the other 2956 servers in this category
  • Published to the registry more recently than 69% of the other 2956 servers in this category
  • Basic checks equal to or better than 100% of the other 2956 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is Rowsend safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

The registry does not list a required key, though some servers ask you to sign in on first use.

Does it run on my computer or in the cloud?

It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).

Is it still maintained?

The GitHub repo last changed –, and the latest version (1.0.0) reached the registry 15 days ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Node.js on your computer.

What can I use instead?

In the same category: MCP YouTube Transcript, Google Analytics MCP, BibiGPT YouTube Video Summarizer

Alternatives

Servers in the same category from other makers, sorted by stars.

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README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

Rowsend MCP server

Rowsend is a desktop app for marketing email. It reads contacts from your own database (Postgres on Supabase or Neon, MySQL, PlanetScale, MongoDB or Firebase Auth) and sends through your own provider (SES, Postmark, Mailgun or SMTP). Contacts and keys stay on your computer.

This package connects an MCP client such as Claude Desktop, Cursor or Claude Code to the Rowsend app. Agents can connect your database, write campaigns in your brand, preview them and send you a test. You click Send in the app.

Requirements

Install

Claude Desktop, Cursor or any client with an mcpServers setting:

{

"mcpServers": { "rowsend": { "command": "npx", "args": ["-y", "@rowsend/mcp"] } } }

Claude Code:

claude mcp add rowsend -- npx -y @rowsend/mcp

Plugins for Claude Code and Codex

The plugin adds the MCP server and a rowsend-setup skill. The skill walks your agent through connecting your database and sender and drafting a first campaign.

Claude Code:

claude plugin marketplace add rowsend/mcp

claude plugin install rowsend@rowsend

Codex:

codex plugin marketplace add rowsend/mcp

codex plugin add rowsend@rowsend

The first time the client connects, Rowsend asks you to allow it. Click Allow. Rowsend keeps that client's token encrypted on your computer, so it asks only once. To cut a client off, revoke it in Rowsend → Settings → MCP.

If Rowsend is somewhere other than Applications, set ROWSEND_APP to its path, such as /Users/you/Apps/Rowsend.app.

What agents can do

AreaTools
Projectslist_projects, create_project
Databaseprepare_database_setup, complete_database_setup, open_database_setup, get_pending_setup, list_database_fields, set_contact_fields, get_data_source_status, sync_contacts, set_sync_interval
Sending setupopen_sender_setup, get_sender, verify_sender, setup_ses_bounce, setup_postmark_webhook, set_sending_limits
Contactslist_contacts, list_segments, create_segment, preview_audience, add_suppression
Topicslist_topics, create_topic
Contentget_brand, list_templates, get_template, create_template, update_template, list_images, upload_image, preview_email
Campaignslist_campaigns, get_campaign, create_campaign, update_campaign, duplicate_campaign, send_test, get_campaign_stats, pause_campaign, resume_campaign, cancel_campaign, retry_failures

What agents can't do

  • Send or schedule a campaign. Only you can, in the app.
  • Delete anything.
  • See or type a password or API key. Rowsend opens its own screens for you to paste them.
  • Turn off the unsubscribe footer, edit a segment or undo an unsubscribe.

The full guide is at rowsend.com/docs/agents/mcp.

How it works

Rowsend runs its MCP server inside the app, on 127.0.0.1 only. This package finds the app and starts it with --mcp-stdio, which passes messages between your client's stdin and stdout and that local server. If Rowsend isn't running, it opens in the background.

License

MIT. This license covers this launcher. The Rowsend app has its own terms.

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