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

CommandVault

by geroncoversion 1.0.0i★ –iRuns in the cloud
Registry nameio.github.geronco/commandvault

Install

Overview

Description from the maker (original English)

Search prompts, CLAUDE.md/AGENTS.md templates, Cursor rules, Agent Skills and MCP servers.

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 in the cloud
  • Transport: Streamable HTTP
  • Category: Search & AI memory

Install

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

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on the maker’s server: what you ask it goes through their server.
  • The registry lists no key to fill in.

You need

Which app do you use?

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

Works in Claude on the web, desktop and mobile:

  1. Open Settings → Connectors
  2. Press Add custom connector
  3. Paste the address below and press Add
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Add2https://…3
https://commandvault.ai/api/mcp

Run this in your terminal

claude mcp add --transport http commandvault https://commandvault.ai/api/mcp

Open in Cursor

Or copy the settings yourself

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

{
  "mcpServers": {
    "commandvault": {
      "url": "https://commandvault.ai/api/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": {
    "commandvault": {
      "type": "http",
      "url": "https://commandvault.ai/api/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.

ChatGPT connects only to servers on the internet:

  1. Open ChatGPT on the web → Settings → Connectors (Apps)
  2. Press Create or Add (some plans need Developer mode under Advanced first)
  3. Paste the address below, give it a name and save
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Create2https://…3
https://commandvault.ai/api/mcp

Menu names can differ slightly by plan and over time.

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

We have not read this server’s tool list yet; we check endpoints in rotation.

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 with the GitHub account geronco, 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 checked yet

    Endpoint responds

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    Sign-in with OAuth

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    No hidden instructions in tool descriptions

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

Compared with others in Search & AI memoryi

  • More stars than 0% of the other 7230 servers in this category
  • Published to the registry more recently than 77% of the other 7230 servers in this category
  • Basic checks equal to or better than 100% of the other 7230 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 CommandVault 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 in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.

Is it still maintained?

The GitHub repo last changed –, and the latest version (1.0.0) reached the registry 10 days 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 in developer mode.

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

Context7

by upstash

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

Computer or cloud★ 64,224MITUpdated 3 days ago
Install

Codebase Memory

by DeusData

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

Runs on your computer★ 48,148MITUpdated 20 days ago
Install

Exa

by exa-labs

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

Runs in the cloud★ 5,213MITUpdated 44 days ago
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.

CommandVault library

AI commands from commandvault.ai: prompts, CLAUDE.md / AGENTS.md templates, Cursor rules, Claude Code slash commands and subagents, Agent Skills and MCP servers. Every item has fill-in {{blanks}} and links back to its page, where you can fill the blanks in the browser. Entries marked tested on the site were run in Claude Code and Codex before publishing.

This repo is synced automatically every day from the site. To suggest a change, comment on the item's page on commandvault.ai (pull requests to the generated files are overwritten by the next sync).

Use it from your AI tool

MCP server (no key needed):

claude mcp add --transport http commandvault https://commandvault.ai/api/mcp

Setup for Cursor, VS Code, Codex, Claude Desktop and Gemini CLI: commandvault.ai/mcp.

Claude Code plugin (MCP server + a lookup skill + /vault command):

/plugin marketplace add geronco/commandvault-library

/plugin install commandvault@commandvault

Layout

FolderWhat's in it
commands/ /Prompts, templates and checklists as Markdown with front matter
skills/ /SKILL.mdAgent Skills, ready to copy into .claude/skills/
mcp-servers/ .jsonMCP server configs (mcpServers format)
data/commands.json, data/commands.csvEverything in one file, for datasets and scripts

License

Content: CC BY 4.0. Credit "CommandVault (commandvault.ai)" with a link. Code (scripts, workflow, plugin): MIT.

Third-party skills (skills/third-party/) and MCP servers are linked, not copied: each file names the author, source repo and license, and the original keeps its own license.

_Synced from commandvault.ai on 2026-11-06: 240 items._

Agent Skills (75)

Description
Accessibility audit (Addy Osmani) · webAudit and fix web accessibility issues against WCAG 2.2.
AI search optimization (Marketing Skills) · webHelps your content get cited by ChatGPT, Perplexity, Claude and Google AI Overviews.
Brainstorming before building (Superpowers) · webTurns a rough idea into an agreed design through focused questions before any code is written.
Canvas design (Anthropic) · webCreate original posters and static art as PNG or PDF, guided by a design philosophy.
Claude API reference (Anthropic) · webUp-to-date guidance for building apps on the Claude API and Anthropic SDKs.
Claude Code automation recommender (Anthropic) · webAnalyzes your codebase and recommends hooks, subagents, skills and MCP servers to set up.
Claude Code hook development (Anthropic) · webHow to write Claude Code hooks that validate, block or automate tool use.
CLAUDE.md improver (Anthropic) · webAudits your repo's CLAUDE.md files, scores them and makes targeted improvements.
Cloudflare Agents SDK (Cloudflare) · webBuild stateful AI agents on Cloudflare with the agents package.
Cloudflare platform guide (Cloudflare) · webHelps pick and use the right Cloudflare products for apps, APIs, agents and storage.
CodeQL scan (Trail of Bits) · webBuilds a CodeQL database and runs data-flow and taint analysis to find vulnerabilities.
Conversation to spec (Matt Pocock) · webTurns what you've discussed into a structured spec and files it in your issue tracker.
Conversion rate optimization (Marketing Skills) · webReviews a page or form and suggests changes and experiments to lift conversions.
dbt analytics engineering (dbt Labs) · webBuild and modify dbt models the right way: ref/source, tests and checking results with dbt show.
Deploy to Vercel (Vercel) · webDeploys the current project to Vercel and returns a preview or production URL.
Doc co-authoring workflow (Anthropic) · webA structured workflow for writing specs, proposals and decision docs together with Claude.
Excel spreadsheets (Anthropic) · webCreate, clean and analyze Excel and CSV files with working formulas and formatting.
Exploratory data analysis (K-Dense) · webCareful, local exploratory analysis of data files with leakage, missingness and outlier checks.
Expo native UI (Expo) · webBuild native-feeling Expo screens with Apple HIG styling, native controls and SF Symbols.
Find bugs in your branch (Sentry) · webReviews the changes on your branch for bugs, security holes and quality issues.
Frontend design (Anthropic) · webPush UI work past generic defaults toward a distinctive, deliberate visual design.
Gemini API development (Google) · webGoogle's guide to writing correct, current code against the Gemini API in Python and TypeScript.
Git worktrees for isolation (Superpowers) · webSets up an isolated git worktree with a clean, passing baseline before feature work starts.
GitHub Actions security review (Sentry) · webFinds exploitable flaws in GitHub Actions workflows, like pwn requests and script injection.
Gradio apps (Hugging Face) · webBuild Gradio web UIs and demos in Python, from simple forms to chatbots.
Grill me (Matt Pocock) · webHas Claude interview you relentlessly to stress-test a plan or design.
Hugging Face Hub CLI (Hugging Face) · webUse the hf CLI to download, upload and manage models, datasets, Spaces and jobs on the Hub.
Improve codebase architecture (Matt Pocock) · webScans a codebase for places to deepen modules and presents them as a visual HTML report.
Iterate on a PR until green (Sentry) · webLoops on a pull request, fixing CI failures and review feedback until checks pass.
LLM fine-tuning on HF Jobs (Hugging Face) · webFine-tune language and vision models with TRL or Unsloth on Hugging Face cloud GPUs.
Marketing copywriting (Marketing Skills) · webWrites and rewrites landing, pricing and product page copy that sounds human and converts.
MCP server builder (Anthropic) · webBuild well-designed MCP servers in Python or TypeScript that wrap an external API.
Neon Postgres (Neon) · webNeon's guide to connections, branching, migrations, autoscaling and search on Neon Postgres.
PDF toolkit (Anthropic) · webRead, create, merge, split, fill and OCR PDF files from inside Claude.
Playwright CLI browser automation (Microsoft) · webControl a real browser from the terminal with playwright-cli: navigate, click, fill, test.
Postgres best practices (Supabase) · webSupabase's prioritized Postgres rules for schema, indexes, RLS, migrations and slow queries.
PowerPoint decks (Anthropic) · webBuild, edit and QA PowerPoint presentations, from pitch decks to template updates.
Property-based testing (Trail of Bits) · webWrite and review property-based tests with Hypothesis, fast-check, proptest and more.
React & Next.js performance (Vercel) · webVercel's ranked rules for faster React and Next.js code: waterfalls, bundles, rendering.
React composition patterns (Vercel) · webPatterns for flexible React components: compound components, context and fewer boolean props.

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