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

Marigold

by immuneebversion 0.9.1i★ 0iComputer or cloud
Registry nameio.github.immuneeb/marigold

How to install

What it does

Comment on AI-generated webpages; feedback flows back to your coding agent. Free, MIT, local-first.

  • Connects Computer or cloud
  • Account or key Cloud: Sign in to the service when you connect (OAuth) · Local: No key needed
  • Category Developer tools

Install

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

Passed 5/5 checks · What you ask goes through the maker’s server (marigold.page) · ✓ Commands checked Nov 13, 2026

First: which AI do you use?

Pick your app and the steps appear below.

Works with Claude · about 2 min

No key, nothing to install · Set it up once on claude.ai or the desktop app, then use it in chat · free accounts can add 1 · on Team/Enterprise an Owner adds it

  1. Open Claude’s Connectors page

    CustomizeConnectors

    CustomizeConnectors1Add2https://…3Add4
  2. Click “Add” → “Custom” → “Web” and fill in these 2 fields

    Copy each value into the field with the same name in Claude, then click Continue

    Name · NameMarigold
    Remote MCP server URL · Addresshttps://marigold.page/api/mcp

    Click Continue past the sign-in settings Claude detected · under Authentication choose what the maker says (Sign in now, Sign in when needed or No sign in), then click Add

  3. Turn it on in a chat

    +ConnectorsMarigold

  4. Try it

    Use Marigold and tell me what you can do for me, then show me one thing

    ✓ If Claude says it is using Marigold or shows a Marigold tool in the answer, you are connected

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with ChatGPT, depending on your plan

Full MCP: ChatGPT Business, Enterprise or Edu on the web · Pro: connects with read/fetch permissions, so tools that change data may not work · Plus: not confirmed in OpenAI’s docs; if you see an add-custom-MCP option on the Plugins page you can try these steps · web only

  1. Open ChatGPT’s add-MCP page on the web

    Plugins+Add custom MCP server

    ChatGPTPlugins1+2https://…3Create4
  2. Fill in the name and address

    Enter a name, paste the address under Connection, tick the risk warning and click Create as a plugin

    Name · NameMarigold
    Connection · Addresshttps://marigold.page/api/mcp
  3. Pick Marigold in a chat

    Start a new chat and pick Marigold from your plugins before typing

  4. Try it

    Use Marigold and tell me what you can do for me, then show me one thing

    ✓ If ChatGPT says it is using Marigold or shows a Marigold tool in the answer, you are connected

Menu names checked against OpenAI’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with Claude Code · about 2 min

No key, nothing to install

  1. Open Terminal

    Mac: press Command+Space and type Terminal · Windows: open PowerShell

  2. Paste this command and press Enter

    claude mcp add --transport http --scope user marigold https://marigold.page/api/mcp
  3. Type /mcp in Claude Code

    You should see Marigold listed as connected

  4. Try it

    Use Marigold and tell me what you can do for me, then show me one thing

    ✓ If Claude Code says it is using Marigold or shows a Marigold tool in the answer, you are connected

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with Cursor · about 2 min

No key, nothing to install

  1. Click this button to open Cursor

    Open in Cursor

    Cursor asks you to confirm; click Install

  2. Open the AI chat in Cursor in Agent mode

  3. Try it

    Use Marigold and tell me what you can do for me, then show me one thing

    ✓ If Cursor says it is using Marigold or shows a Marigold tool in the answer, you are connected

Menu names checked against Cursor’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with VS Code · about 2 min

No key, nothing to install

  1. Click this button to open VS Code

    Open in VS Code

    VS Code asks you to confirm; click Install

  2. Open the AI chat in VS Code in Agent mode

  3. Try it

    Use Marigold and tell me what you can do for me, then show me one thing

    ✓ If VS Code says it is using Marigold or shows a Marigold tool in the answer, you are connected

Menu names checked against VS Code’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Other apps that use MCP, such as Windsurf, Zed or Gemini CLI, each add servers differently. See how in the app list.

See every app that uses MCP →

Address for apps that connect over the web

Addresshttps://marigold.page/api/mcp

JSON settings are under “For developers” below

Stuck? Ask people who use Marigold💬 Discussion →
For developers: Terminal commands and JSON settings

Over the web

Claude Code

claude mcp add --transport http --scope user marigold https://marigold.page/api/mcp

Cursor (~/.cursor/mcp.json)

{
  "mcpServers": {
    "marigold": {
      "url": "https://marigold.page/api/mcp"
    }
  }
}

VS Code (mcp.json)

{
  "servers": {
    "marigold": {
      "type": "http",
      "url": "https://marigold.page/api/mcp"
    }
  }
}

Installed on your computer

Claude Code

claude mcp add --scope user marigold -- npx -y marigold-draft mcp

Claude Desktop (claude_desktop_config.json)

{
  "mcpServers": {
    "marigold": {
      "command": "npx",
      "args": [
        "-y",
        "marigold-draft",
        "mcp"
      ]
    }
  }
}

Cursor (~/.cursor/mcp.json)

{
  "mcpServers": {
    "marigold": {
      "command": "npx",
      "args": [
        "-y",
        "marigold-draft",
        "mcp"
      ]
    }
  }
}

VS Code (mcp.json)

{
  "servers": {
    "marigold": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "marigold-draft",
        "mcp"
      ]
    }
  }
}

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

At a glance

Downloads per weeki
67/wk
Connection
Computer or cloud
Transport
stdio, streamable-http
Latest versioni
0.9.1
Published to registryi
Jul 26, 2026
Code last changedi
Jul 27, 2026
Maker
immuneeb
Packages
npm: marigold-draft
Registry status
Active

Which apps can use it

Based on how this server connects and on each app’s own docs, checked Nov 10, 2026.

Connect over the internet in

ClaudeChatGPTGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatOpen WebUIRaycast

Run on your computer in

ClaudeGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatRaycast

All apps, with pros and cons →

Related guides

What it can do

The server asks you to sign in before it lists its tools.

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 15, 2026

  • ✓ Pass

    Maker matches the repo

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

  • ✓ Pass

    Still maintained

    Code last changed 4 months ago

  • ✓ Pass

    Has a licence

    Uses MIT

  • ✓ Pass

    Endpoint responds

    Responded in 1585 ms (HTTP 401)

  • ✓ Pass

    Sign-in with OAuth

    Declares OAuth sign-in, so your AI app can take you to log in

  • … Not checked yet

    No hidden instructions in tool descriptions

    Not checked yet; we read the tool list when we check the endpoint

Published vulnerabilities (OSV.dev)

Not checked yet

What we check → · JSON

Makers: ask for a re-check or report wrong info

Discussion

Ask, share a tip or report that it does not work. Sorted by what people marked helpful.

No posts yet. Be the first to ask or share.

Posts here are written by users, not the PopNx team.

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User reviews

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Compared with others in Developer toolsi

  • More stars than 0% of the other 5909 servers in this category
  • Published to the registry more recently than 23% of the other 5909 servers in this category
  • Basic checks equal to or better than 100% of the other 5909 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 Marigold safe?

It passed 5 of 5 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?

Either way works: install it on your computer or connect to the cloud version.

Is it still maintained?

The GitHub repo last changed 4 months ago, and the latest version (0.9.1) reached the registry 4 months ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT on the web (full MCP on Business and above; Pro read-only).

What can I use instead?

In the same category: GitDiagram, Appllama, Cloudflare MCP, Omnara, Repowise

Similar alternatives

Same category, other makers, commands already checked. Official ones first, then by stars.

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

GitDiagram

Architecture diagrams, explanations and Mermaid source for public GitHub repositories.

by ahmedkhaleel2004Widely used★ 18.9KUpdated 2 months ago

Runs in the cloud✓ service owner · gitdiagram.comTried by the PopNx team

Appllama

Study screens, flows and paywalls from top-earning iOS apps, then build from what wins.

by AppllamaWidely used★ 5.2KUpdated 3 months ago

Runs in the cloud✓ service owner · appllama.io

Cloudflare MCP

Cloudflare MCP servers

by cloudflareWidely used★ 4.5KUpdated 14 months ago

Runs in the cloud✓ service owner · mcp.cloudflare.comTried by the PopNx team

Omnara

Deploy durable AI agents with Omnara, an open-source managed-agent platform.

by omnara-aiWidely used★ 3.4KUpdated 2 months ago

Runs in the cloud✓ service owner · omnara.com

Repowise

Codebase intelligence for AI coding agents: graph, git history, docs, decisions, code health.

by repowise-devWidely used↓ 6.5K/wk★ 8.1K Stars for the whole repoUpdated 2 days ago

Computer or cloud✓ service owner · repowise.dev
  • GitDiagram — Runs in the cloud, nothing to install · No key needed
  • Appllama — Runs in the cloud, nothing to install · No key needed
  • Cloudflare MCP — Runs in the cloud, nothing to install · No key needed · In Claude’s directory
  • Omnara — Runs in the cloud, nothing to install · No key needed
  • Repowise — Cloud or install on your computer · No key needed

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.

Marigold — local drafts (marigold-draft)

The Marigold review loop, on your machine, in milliseconds. An agent writes a rich HTML/SVG draft to a file; marigold-draft open serves it in the same comment shell as cloud Marigold; you highlight, comment, edit in place, and hit Send feedback to agent — the agent's blocked open --json call returns the feedback and it revises the file, which live-reloads in your tab.

No Postgres, no render tokens, no OAuth, no network. One warm background daemon (state in ~/.marigold-local/server.json) is reused across every open, so per-revision cost is a file write. Comments persist in a sidecar .marigold.json next to the draft — written *before* the handoff event fires, so feedback survives crashed waiters and daemon restarts.

Same anchoring engine as prod (@marigold/core's deterministic data-marigold-id instrumentation + resolveAnchor), so comments re-anchor across revisions, in-place edits write through to the source file, and a draft promoted to cloud Marigold (create_doc with the same HTML) instruments identically.

Install

npm i -g marigold-draft

marigold-draft agent-setup # wires up Claude Code (skill) + Claude Desktop (MCP)

Or hand this prompt to your coding agent:

Install Marigold for me using npm i -g marigold-draft, then read

https://marigold.page/draft/setup.md and set yourself up

to use it.

From the monorepo instead: pnpm --filter marigold-draft build, then link packages/local/dist/cli.cjs onto your PATH.

The loop (what an agent runs)

# 1. write draft.html (full document or fragment — fragments get a neutral wrapper)

marigold-draft open draft.html --json # opens the browser tab, BLOCKS

2. reviewer comments / edits in place / hits "Send feedback to agent"

→ the open call prints the review JSON (openComments with anchoredText,

overallComment, per-comment replies) and exits

3. edit draft.html — the tab live-reloads, comments re-anchor

marigold-draft reply draft.html c1 "Bumped the chart to 34px" marigold-draft resolve draft.html c1

4. next round (tab already connected, so no new browser tab):

marigold-draft open draft.html --json --no-browser

Run the blocking open as a background process; its exit is the signal that feedback arrived. Keep stdout clean with --json (status goes to stderr). .svg files work too — they're inlined into the wrapper so every element is commentable.

Sharing & graduating to hosted Marigold

Local drafts never leave your machine. When you want to share one — send it to someone, open it on your phone, or just keep it — graduate it to hosted Marigold. Two rungs:

marigold-draft share draft.html          # prints a share link + a claim link

marigold-draft share draft.html --title "Q3 Review" --origin http://localhost:3000

  1. Instant share link, no account. share POSTs the draft to hosted Marigold's quick door and prints a URL whose ?k= *is* the capability — anyone with the link can view and comment. It's link-visible only (never listed) and expires ~30 days after the last write. share also prints a claim link.
  2. Keep it / control access. Open the claim link and sign in: the doc moves into your account (the quick link is burned), and you can share it by email at viewer / commenter / editor roles, with kept version history. For ongoing agent work on a claimed doc, point your agent at the hosted MCP endpoint, https://marigold.page/api/mcp.

share defaults the title to the file's (or its filename) and posts to https://marigold.page — override with --origin or MARIGOLD_ORIGIN. Local comments stay in the local sidecar; the hosted copy starts a fresh thread on the same anchoring engine, so comments re-anchor across revisions there exactly as they do locally.

CLI

open <file>       serve + open in browser, wait for feedback

--json --no-browser --no-wait --timeout --title listen [path…] stream submitted rounds as JSON lines; path args (files and/or dirs) scope it to those drafts — scope it when parallel agent sessions run at once (no paths = all drafts); reconnects forever — run under a persistent monitor share publish to hosted Marigold + print a share link and claim link --title --origin (default marigold.page) comments list threads [--json] reply reply to a comment (badged AI in the UI) resolve|reopen set comment status start | status | stop manage the background daemon (default port 4747, override with MARIGOLD_LOCAL_PORT or --port) mcp stdio MCP server for chat clients (see below)

MCP server (Claude Desktop and other chat clients)

marigold-draft mcp speaks MCP over stdio, for clients that can't run shell commands. Tools: create_draft (html in → file written under ~/.marigold-local/drafts/ → browser opens), open_draft, update_draft (tab live-reloads), get_feedback (with waitSeconds it blocks until the reviewer hits "Send feedback to agent"), reply_to_comment, resolve_comment, read_draft.

Claude Desktop registration (~/Library/Application Support/Claude/claude_desktop_config.json):

{

"mcpServers": { "marigold-draft": { "command": "/opt/homebrew/bin/node", "args": [" /packages/local/dist/cli.cjs", "mcp"] } } }

For Claude Code, a marigold-draft skill (~/.claude/skills/marigold-draft/) teaches the agent the CLI loop — saying "spin up marigold draft" in chat does the whole thing. (The binary answers to both marigold-local and marigold-draft.)

Other coding assistants

Any MCP-capable assistant can drive the loop — the server spawns as { command: "marigold-draft", args: ["mcp"] }. And any assistant that can run shell commands can skip MCP entirely and use the CLI directly (add the AGENTS.md snippet that agent-setup prints so it knows the loop). Registration per assistant:

  • Codex CLI — ~/.codex/config.toml: [mcp_servers.marigold-draft] with command = "marigold-draft" and args = ["mcp"] (or codex mcp add marigold-draft -- marigold-draft mcp). Reads AGENTS.md.
  • opencode — opencode.json → "mcp": { "marigold-draft": { "type": "local", "command": ["marigold-draft", "mcp"], "enabled": true } }. Reads AGENTS.md.
  • Google Antigravity — Settings → Customizations → *Open MCP Config* (~/.gemini/config/mcp_config.json) → "mcpServers": { "marigold-draft": { "command": "marigold-draft", "args": ["mcp"] } }. Reads AGENTS.md / .agents/rules/*.md.

GUI apps may not inherit your shell PATH; if the server won't start, use the absolute path from which marigold-draft. Full copy-pasteable snippets and the AGENTS.md block: /draft/setup.md.

Resilience

The daemon persists a docId→path registry (~/.marigold-local/docs.json) and lazily re-opens docs on demand, so browser tabs survive daemon restarts; the shell shows an inline banner while the daemon is unreachable and reconnects automatically. Comments live in the sidecar and are never lost with the daemon.

How it works

  • Daemon (src/server.ts): node:http on 127.0.0.1. Watches each opened file; on change re-instruments, re-anchors every comment (marigoldId → css → textQuote, orphaning what can't resolve), bumps the version and pushes an SSE reload to the tab.
  • Shell (src/shell.ts): vanilla-JS port of the prod viewer (apps/web/.../viewer-client.tsx) — same postMessage protocol, same anchor agent inside a sandbox="allow-scripts" iframe, same marigold styling. The frame gets the same CSP as the prod render origin, so a draft that works locally renders identically in cloud Marigold.
  • Handoff: GET /api/docs/:id/wait?since= long-poll; Send feedback persists the round to the sidecar, then resolves waiters. The since cursor closes the submit-before-wait race.
  • In-place edits (applyInlineEdits) write through to the source file; fragment drafts are unwrapped back to fragments so the file stays clean.

Tests

pnpm --filter @marigold/local test

Telemetry

marigold-draft sends anonymous usage counts on five actions (draft.opened, feedback.submitted, listen.started, share.cloud, agent-setup.run). The entire payload per event is:

{ "event": "draft.opened", "version": "0.9.0", "platform": "darwin", "nodeMajor": 22 }

No arguments, paths, file names, doc content, hostname, username, locale, or hardware info — and no client-side identifier of any kind: nothing is persisted to identify your machine. Approximate unique counts come from a salted, truncated server-side hash of the request IP (never reversible, raw address never stored) — the same posture as every anonymous signal on marigold.page.

Turn it off any of these ways (any one wins):

  • marigold-draft telemetry off (persisted; on/status also available)
  • MARIGOLD_TELEMETRY=0
  • DO_NOT_TRACK=1 (the console.dev standard)
  • CI environments are skipped automatically

MARIGOLD_TELEMETRY_DEBUG=1 prints every payload to stderr as it is sent. Sends are fire-and-forget with a 1.5s cap and can never slow, block, or break a command. The implementation is src/telemetry.ts — audit it. If you point MARIGOLD_ORIGIN at a self-hosted instance, pings go there, not to us.

License

MIT — free forever. See LICENSE. Source on GitHub: github.com/immuneeb/marigold-collab (directory packages/local).