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

Pincushion

by jcooley8version 1.12.5i★ –iRuns on your computer
Registry nameio.github.jcooley8/pincushion

Install

Overview

Description from the maker (original English)

Stakeholders pin feedback on your live app; your AI agent reads the pins via MCP and fixes them.

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: Other

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": {
    "pincushion": {
      "command": "npx",
      "args": [
        "-y",
        "pincushion-mcp",
        "--ref",
        "mcp-registry"
      ]
    }
  }
}

Run this in your terminal

claude mcp add pincushion -- npx -y pincushion-mcp --ref mcp-registry

Open in Cursor

Or copy the settings yourself

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

{
  "mcpServers": {
    "pincushion": {
      "command": "npx",
      "args": [
        "-y",
        "pincushion-mcp",
        "--ref",
        "mcp-registry"
      ]
    }
  }
}

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": {
    "pincushion": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "pincushion-mcp",
        "--ref",
        "mcp-registry"
      ]
    }
  }
}

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 7, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account jcooley8, which owns the repo

  • … 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 Otheri

  • More stars than 0% of the other 32678 servers in this category
  • Published to the registry more recently than 88% of the other 32678 servers in this category
  • Basic checks equal to or better than 100% of the other 32678 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 Pincushion 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 (1.12.5) reached the registry 4 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: Spec Driven Development, Remote Desktop Commander, Starreel

Alternatives

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

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Spec Driven Development

by formulahendry

MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.

Runs on your computer★ 440MITUpdated 14 months ago
Install

Remote Desktop Commander

by desktop-commander

Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.

Runs in the cloud★ 211Updated 2 days ago
Install

Starreel

by starreel

Turn a script into a finished, downloadable short-drama episode — via MCP or REST.

Runs on your computerUpdated today
Install

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.

Pincushion

Teammates and clients pin feedback on your live app in Pincushion. Each pin is a work packet for your coding agent: page URL, CSS selector, screenshot, DOM snippet, viewport and the comment thread. This repository is the install source for the Claude Code, Cursor and Codex plugins and the MCP registry metadata for pincushion-mcp (npm 1.12.5).

Requires Node.js 22.22 or newer, or Node.js 24. Do not put a license key in any MCP config. Sign-in writes ~/.pincushion/license-key for you.

Quick start

Claude Code
claude plugin marketplace add jcooley8/pincushion-plugin

claude plugin install pincushion@pincushion

Codex uses the same marketplace: codex plugin marketplace add jcooley8/pincushion-plugin, then enable Pincushion from the Plugins list.

Start Claude Code in your app's repository. Run /setup, or run the sign-in command in First steps. Then /pins lists open feedback and /critique https://your-site.example runs a Pincushion crit of that URL.

Cursor

Add Pincushion to Cursor.

That deeplink installs npx -y pincushion-mcp over stdio and does not set a license key. Restart Cursor in your app's repository, then follow First steps. /pins and /critique ship with the Cursor plugin in this repository.

VS Code
code --install-extension pincushion.pincushion-feedback

Or install Pincushion Feedback from the Marketplace. Reload the window in your app's repository, then follow First steps.

To add the server without the extension, put this in .vscode/mcp.json:

{

"servers": { "pincushion": { "command": "npx", "args": ["-y", "pincushion-mcp@latest"] } } }

Cline

Add the pincushion entry from llms-install.md to cline_mcp_settings.json. It is npx -y pincushion-mcp@latest over stdio, with no API key. Pin reads work before sign-in. The same page has the sign-in command.

Any other MCP client

Add this stdio server. Start the client in your app's repository so the server's working directory is that repo. If the client starts somewhere else, append "--project-dir" and the absolute path of the repo to args.

{

"mcpServers": { "pincushion": { "command": "npx", "args": ["-y", "pincushion-mcp@latest"] } } }

First steps

In your app's repository, run:

npx -y pincushion-mcp setup

Setup opens a browser, signs you in, and links the repository to a Pincushion project. Restart the client, then ask: "show my open Pincushion pins."

Before that sign-in the server still starts. get_actionable_pins, get_annotations and get_feedback_summary read pins in this repo's .feedback/ directory, and an empty workspace includes a sample pin that is not saved to your project. claim_pin, fix_and_resolve, cloud pins and critiques need the setup sign-in.

The Pincushion browser extension is optional. Pins can come from shared review links, Pincushion AI critiques, other agents and the REST API.

License

The plugin files in this repository are MIT licensed. The pincushion-mcp package they install carries its own license, published with the package on npm.

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