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

Md Md

by kedarvartakversion 1.0.0i★ –iRuns on your computer
Registry nameio.github.kedarvartak/md-md

Install

Overview

Description from the maker (original English)

MCP server for md.md - provides team knowledge context to AI assistants

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: Search & AI memory
  • You need to fill in: MD_MD_API_KEY

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).
  • You fill in yourself: MD_MD_API_KEY, MD_MD_API_URL, MD_MD_TEAM_ID, MD_MD_WORKSPACE_ID

Values marked secret are keys to your account. Never share them or paste them into a chat.

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": {
    "md-md": {
      "command": "npx",
      "args": [
        "-y",
        "md-md-mcp-server"
      ],
      "env": {
        "MD_MD_API_KEY": "your-value",
        "MD_MD_API_URL": "your-value",
        "MD_MD_TEAM_ID": "your-value",
        "MD_MD_WORKSPACE_ID": "your-value"
      }
    }
  }
}

Run this in your terminal

claude mcp add md-md --env MD_MD_API_KEY=your-value --env MD_MD_API_URL=your-value --env MD_MD_TEAM_ID=your-value --env MD_MD_WORKSPACE_ID=your-value -- npx -y md-md-mcp-server

Fill in the empty values before running it.

Open in Cursor

Or copy the settings yourself

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

{
  "mcpServers": {
    "md-md": {
      "command": "npx",
      "args": [
        "-y",
        "md-md-mcp-server"
      ],
      "env": {
        "MD_MD_API_KEY": "your-value",
        "MD_MD_API_URL": "your-value",
        "MD_MD_TEAM_ID": "your-value",
        "MD_MD_WORKSPACE_ID": "your-value"
      }
    }
  }
}

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": {
    "md-md": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "md-md-mcp-server"
      ],
      "env": {
        "MD_MD_API_KEY": "your-value",
        "MD_MD_API_URL": "your-value",
        "MD_MD_TEAM_ID": "your-value",
        "MD_MD_WORKSPACE_ID": "your-value"
      }
    }
  }
}

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.

Values you fill in

  • MD_MD_API_KEY secret required env
    API key for md.md backend
  • MD_MD_API_URL env
    Base URL of md.md backend API
  • MD_MD_TEAM_ID env
    Optional team scope override
  • MD_MD_WORKSPACE_ID env
    Optional workspace scope override

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 9, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account kedarvartak, 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 Search & AI memoryi

  • More stars than 0% of the other 5747 servers in this category
  • Published to the registry more recently than 9% of the other 5747 servers in this category
  • Basic checks equal to or better than 100% of the other 5747 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 Md Md 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?

You need to fill in: MD_MD_API_KEY

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 7 months 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: Context7, Codebase Memory, Exa

Alternatives

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

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

Context7

Feeds AI the latest docs for libraries and frameworks before it answers, so code it writes does not use outdated, removed functions.

by upstashWidely used↓ 972.7K/wk★ 64.2KUpdated 2 days ago

Computer or cloud

Codebase Memory

Codebase knowledge graph for AI agents — 162 languages, sub-ms queries, 99% fewer tokens.

by DeusDataWidely used↓ 18K/wk★ 48.1KUpdated 22 days ago

Runs on your computer

Exa

Connect AI agents to Exa for web search, content fetching, and multi-step research.

by exa-labsWidely used★ 5.2KUpdated 2 months ago

Runs in the cloud✓ exa.ai

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.

md.md

md.md is a team intelligence platform that turns internal engineering knowledge into versioned Markdown blocks, then injects the right context into AI-assisted development workflows.

It combines:

  • A backend registry and policy engine
  • A React dashboard for authoring and publishing knowledge blocks
  • An MCP server for IDE and assistant integrations
  • Integration docs and product design docs

What Problem This Solves

AI coding assistants are strong at general coding but weak on team-specific context. Without shared context, teams repeatedly re-explain standards, architecture decisions, and workflows.

md.md solves this by letting teams:

  • Author knowledge once
  • Publish stable versions
  • Resolve the right context at task time
  • Reuse the same context across IDEs and AI tools

Repository Structure

  • app-backend/: NestJS API for auth, block lifecycle, policy resolution, and observability
  • app-client/: React + Vite dashboard for block authoring, publishing, and resolve preview
  • mcp-server/: Model Context Protocol server that exposes md.md tools over stdio
  • ide-integrations/: IDE integration documentation (currently Cursor-focused)
  • docs/: Product vision, phase plan, and resolution model design docs

High-Level Architecture

  1. Teams author Markdown files inside blocks.
  2. Blocks are versioned and published.
  3. IDE/assistant integrations call resolve tools or APIs with task context.
  4. The backend selects relevant published blocks and composes a payload.
  5. The payload is injected into AI context.
  6. Resolution and usage metadata are logged for observability.
Integration Path
  • IDE or AI client
  • MCP protocol over stdio
  • mcp-server tools
  • Backend REST API
  • Postgres persistence (Supabase-compatible)

Core Concepts

Block

A named unit of team knowledge containing one or more Markdown files.

Draft and Published Versions

Draft content can be edited freely. Published versions are stable and intended for consumption.

Scoped Access

Data and permissions are scoped by team and workspace.

Resolution

At usage time, the system resolves and composes relevant published blocks into an AI-ready payload.

Component Details

1) Backend (app-backend)

Tech stack:

  • NestJS 11
  • PostgreSQL via pg (Supabase-compatible connection)
  • TypeScript

Responsibilities:

  • Authentication and authorization
  • RBAC and API key management
  • Block CRUD, versioning, publishing, and archiving
  • Resolution orchestration
  • Injection log and audit log APIs

Notable backend capabilities:

  • API key format: mdmd_
  • Roles: reader, author, admin
  • Per-block permission overrides
  • Health and observability endpoints used by MCP

2) Client Dashboard (app-client)

Tech stack:

  • React 19
  • Vite
  • TypeScript
  • MUI + Emotion

Responsibilities:

  • Create and edit blocks
  • Manage block files
  • Publish versions
  • Preview resolution output
  • Configure auth/scope information for usage

3) MCP Server (mcp-server)

Tech stack:

  • Node.js + TypeScript
  • @modelcontextprotocol/sdk
  • Zod for argument validation

Responsibilities:

  • Expose md.md capabilities as MCP tools
  • Forward tool calls to backend APIs
  • Handle retries, timeouts, and health checks

Primary tools include:

  • resolve_context
  • attach_blocks
  • list_blocks
  • get_block
  • health_check
  • Block lifecycle tools (create_block, update_block, publish_block, etc.)
  • Access and observability tools (whoami, list_injection_logs)

4) IDE Integrations (ide-integrations)

Contains setup patterns for connecting editors to the MCP server.

Current documented integration:

  • Cursor (MCP client configuration)

5) Product and Design Docs (docs)

  • idea_1.0.md: product rationale and system vision
  • phases_1.0.md: implementation roadmap (phase-oriented)
  • resolution_model.md: detailed target model for selection, ordering, and composition

Local Development Setup

Prerequisites

  • Node.js 18+
  • npm
  • PostgreSQL database (Supabase Postgres recommended)

1) Backend

cd app-backend

npm install

Create app-backend/.env with at least:

SUPABASE_DATABASE_URL=postgresql://<user>:<password>@<host>:<port>/<db>

Start backend:

npm run start:dev

2) Create Admin API Key

From app-backend:

npm run create-admin -- \

--email admin@yourcompany.com \ --name "Admin User" \ --team team-alpha \ --workspace workspace-core

Save the generated mdmd_... key securely.

3) Client Dashboard

cd ../app-client

npm install npm run dev

4) MCP Server

cd ../mcp-server

npm install npm run build npm start

Set environment variables for MCP runtime (either shell or IDE config):

MD_MD_API_URL=http://localhost:3000

MD_MD_API_KEY=mdmd_your_key_here

Common Developer Workflows

Backend

cd app-backend

npm run start:dev npm run build npm run test npm run test:e2e npm run lint

Client

cd app-client

npm run dev npm run build npm run lint npm run preview

MCP Server

cd mcp-server

npm run dev npm run build npm start

Security and Secrets

  • Do not commit API keys or token files.
  • Keep secrets in environment files or secure secret managers.
  • Use least-privilege API keys for integrations.
  • Rotate keys regularly.
  • Review audit logs for sensitive actions.

Recent local ignore defaults in mcp-server/.gitignore include:

  • .mcpregistry_github_token
  • .mcpregistry_registry_token

Current Product Status

Implemented:

  • End-to-end block lifecycle (create, edit, publish)
  • Dashboard authoring and resolve preview
  • Backend RBAC and API key management
  • MCP server with tooling for context resolution and block operations

In progress or planned:

  • Smarter policy-based contextual selection and ordering
  • Expanded IDE integrations
  • Additional analytics and governance features

Where To Go Next

  • Backend implementation and auth docs: app-backend/docs/
  • MCP usage and integration details: mcp-server/README.md
  • IDE setup notes: ide-integrations/README.md
  • Product vision and roadmap: docs/

License

See license declarations in each package (app-backend, app-client, mcp-server).

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