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

Guardvibe

by goklabversion 3.70.0i★ –iRuns on your computer
Registry nameio.github.goklab/guardvibe

Install

Overview

Description from the maker (original English)

Deterministic security layer your AI can't be. 644 rules, 39 tools, CLI + doctor + host audit.

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": {
    "guardvibe": {
      "command": "npx",
      "args": [
        "-y",
        "guardvibe"
      ]
    }
  }
}

Run this in your terminal

claude mcp add guardvibe -- npx -y guardvibe

Open in Cursor

Or copy the settings yourself

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

{
  "mcpServers": {
    "guardvibe": {
      "command": "npx",
      "args": [
        "-y",
        "guardvibe"
      ]
    }
  }
}

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": {
    "guardvibe": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "guardvibe"
      ]
    }
  }
}

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 goklab, 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 32708 servers in this category
  • Published to the registry more recently than 87% of the other 32708 servers in this category
  • Basic checks equal to or better than 100% of the other 32708 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 Guardvibe 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 (3.70.0) reached the registry 5 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, OpenTakeoff

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
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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
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OpenTakeoff

by Kentucky-ai

Construction takeoff for AI agents: load plans, set scale, measure, count, export with provenance.

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.

GuardVibe

Security infrastructure your AI can't be.

No matter how good your coding agent gets, it can't know the CVE published after its training cutoff, it can't deterministically guarantee the same check every run, it can't hold your whole repo in context, and it can't objectively review its own code. GuardVibe does all four — the deterministic, post-cutoff-current, whole-repo, author-independent verification layer for AI-written code.

  • 🗓️ Knows what your AI doesn't. CVE rules refreshed daily from GHSA / OSV.dev / CISA KEV — GuardVibe flags vulnerable dependencies published *after* your model's training cutoff. (274 CVE rules, npm run intel daily triage.)
  • 🎯 Deterministic, not probabilistic. Same code = same result, every run (content-hashed). Your AI guesses; GuardVibe doesn't.
  • 🗺️ Sees the whole repo. Cross-file taint + auth-coverage across every route — catches the unprotected endpoint your agent's narrow context missed.
  • 🔍 An independent second pair of eyes. The thing that wrote the code can't review itself. GuardVibe is the outside checker on AI-written code — in the loop *while* your AI codes (real-time edit hook), not after.
  • ⬅️ NEW: Starts before the first line of code. Every scanner on earth — including your agent reviewing itself — acts *after* the code exists. secure_prompt acts *before*: it analyzes the coding prompt itself, detects the stack and attack surfaces it implies, and embeds severity-ranked GuardVibe requirements into the prompt your AI executes. The vulnerability is prevented, not caught. Deterministic, zero LLM calls — and if the prompt is already secure, it passes through untouched.

The security MCP built for vibe coding. 649 security rules, 39 tools covering the entire AI-generated code journey — from the prompt itself to production deployment.

Works with Claude Code, Cursor, Gemini CLI, Codex, VS Code (Copilot), Windsurf, and any MCP-compatible coding agent.

Why a tool, when your AI is so good?

"More rules" was never the moat — a strong model already knows most security rules by heart. What it *can't* do is be deterministic, know the CVE published after its training cutoff, hold your whole repo in context, or objectively review the code it just wrote. Those four gaps are structural; they don't close as models improve. GuardVibe is the layer that fills them — running *while* your AI codes, not in a separate audit later. And since v3.19, it runs *before* your AI codes too: secure_prompt rewrites the task itself so the security requirements are in the prompt, not in the post-mortem.

Why GuardVibe

Most security tools are built for enterprise security teams. GuardVibe is built for you — the developer using AI to build and ship web apps fast.

  • 649 security rules, 39 tools purpose-built for the stacks AI agents generate
  • Zero setup friction — npx guardvibe and you're scanning
  • No account required — runs 100% locally, no API keys, no cloud
  • Understands your stack — not generic SAST, but rules that know Next.js, Supabase, Stripe, Clerk, and the tools you actually use
  • CVE version intelligence — detects 274 known vulnerable package versions in package.json, refreshed every day from GHSA / OSV.dev / CISA KEV
  • AI agent & MCP security — detects MCP server vulnerabilities, tool-description prompt injection (OWASP MCP Top 10), model-controlled sandbox-disable flags, excessive AI permissions, indirect prompt injection
  • Auto-fix suggestions — fix_code tool returns concrete patches and structured edits the AI agent can apply mechanically. Coverage: hardcoded credentials → env-var migration; public-prefix LLM keys (NEXT_PUBLIC_/VITE_/EXPO_PUBLIC_/REACT_APP_) → prefix removal; CORS wildcards → env allowlist; dangerouslyAllowBrowser flags → drop; sandbox bypass flags (unsafe/noSandbox/allowEval) → drop; agent loops → add maxSteps; raw-HTML React props → ; missing auth checks → insert auth guard; SQL injection → parameterized queries; missing rate limiters / CSRF / security headers → snippet templates.
  • Pre-commit hook — block insecure code before it reaches your repo
  • CI/CD ready — GitHub Actions workflow with SARIF upload to Security tab
  • Agent-friendly output — JSON format for AI agents, Markdown for humans, SARIF for CI/CD
  • Plugin system — extend with community or premium rule packs

New in v3.71.x

  • @hapi/content, Socket.IO cluster engine, nodejs-whisper and obsidian-tc gaps closed — v3.71.0 adds VG1294 the @hapi/content quadratic Content-Disposition parsing DoS below 6.0.3 plus the never-fixed content 3.0.6–4.0.6 (CVE-2026-119202), VG1295 the @socket.io/cluster-engine prototype pollution via session lookup in 0.1.0 (CVE-2026-102600), VG1296 the nodejs-whisper OS command injection through audio file paths below 0.4.0 (CVE-2026-110644), VG1297 the obsidian-tc MCP server DNS-rebinding drive-by and cross-vault token access below 1.3.1 (CVE-2026-77363, CVE-2026-77366) and VG1298 its unowned note overwrite and declined-confirmation bypass in 1.3.1–1.31.3 (CVE-2026-115478, CVE-2026-115477).

New in v3.70.x

  • Highcharts, decode-uri-component, follow-redirects, node-forge and joi gaps closed — v3.70.0 adds VG1289 the Highcharts chart-configuration XSS and Object.prototype pollution cluster below 11.4.9, 12.6.2 and 13.1.1 (CVE-2026-118246, CVE-2026-118251, CVE-2026-118244, CVE-2026-116796, CVE-2026-118250, CVE-2026-118249), VG1290 the decode-uri-component quadratic replacement DoS up to 0.5.0 (CVE-2026-118664), VG1291 the follow-redirects cross-realm sensitiveHeaders residual pin 1.16.1 (CVE-2026-116689), VG1292 the node-forge PEM ReDoS, PKCS#12 MAC forgery, TLS record DoS and basicConstraints bypass up to 1.4.0 (CVE-2026-118779, CVE-2026-118782, CVE-2026-119188, CVE-2026-119187, CVE-2026-119190), and VG1293 the joi email({ multiple: true }) quadratic split residual window plus the never-fixed @hapi/joi 16.x–17.x (CVE-2026-118772).

New in v3.69.x

  • systeminformation, RE2JS, GraphQL Tools, Vue I18n and graphql-scalars gaps closed — v3.69.0 adds VG1284 the systeminformation Windows services() command injection via Unicode quotes residual window below 4.17.0 and 5.31.6–5.33.15 (CVE-2026-116576), VG1285 the RE2JS quadratic lookbehind matching DoS below 2.8.7 (CVE-2026-116795), VG1286 the @graphql-tools/executor-legacy-ws connectionParams replay residual pin 1.1.35 (CVE-2026-118665), VG1287 the Vue I18n escapeParameter XSS through iframe srcdoc across vue-i18n, petite-vue-i18n and @intlify/* (CVE-2026-118257), and VG1288 the graphql-scalars PhoneNumber ReDoS from 1.24.1 to 2.0.0 (CVE-2026-115887).

New in v3.68.x

  • MCP SDK adapters, TinyMCE, dd-trace, CKEditor 5 and Seroval gaps closed — v3.68.0 adds VG1279 the MCP TypeScript SDK Node / Hono adapter unbounded request body and JSON-RPC batch residual window (GHSA-f897-62hf-6gxq), VG1280 the TinyMCE media plugin data-mce-object stored XSS on 7.9.3 and 8.5.1–8.9.2 (CVE-2026-116675), VG1281 the dd-trace query-string obfuscation ReDoS below 5.131.1 / 6.20.1 (CVE-2026-116693), VG1282 the CKEditor 5 engine XSS through es-toolkit prototype pollution below 47.7.4 / 48.5.1 (CVE-2026-116688), and VG1283 the Seroval fromJSON array-length / sequence-index DoS and async-iterator callable invocation residual window 1.6.3–1.6.7 (CVE-2026-116581 / CVE-2026-116584 / CVE-2026-116580).

New in v3.67.x

  • git-diff, happy-dom, postal-mime, Electron and undici gaps closed — v3.67.0 adds VG1274 the git-diff OS command injection through gitDiff() below 2.0.7 (CVE-2026-110634), VG1275 the happy-dom ESM import-alias and export-name code injection plus iframe / stylesheet SSRF below 21.0.4 (CVE-2026-115895 / CVE-2026-33943 / CVE-2026-118660), VG1276 the postal-mime quadratic RFC 2047 decoding DoS (GHSA-f2hq-32vh-53cc), VG1277 the Electron compromised eMudhra intermediates residual window (CVE-2026-115570) and VG1278 the undici Agent TLS callback drop and TLS 1.2 renegotiation crash residual window on 5.x / 6.11 (CVE-2026-109383 / CVE-2026-87018).

New in v3.66.x

  • zod, undici, body-parser, multer, GraphQL Tools and MSAL Node gaps closed — v3.66.0 adds VG1268 the zod unbounded array issue accumulation memory exhaustion below 4.6.6 (CVE-2023-54404), VG1269 the @graphql-tools/utils mergeIncrementalResult prototype pollution residual pin (CVE-2026-114604), VG1270 the undici excessive content-encodings process crash residual window (CVE-2026-109869), VG1271 the body-parser trailing-bytes decoder crash (CVE-2026-111181), VG1272 the multer pending async fileFilter crash residual window (CVE-2026-113872) and VG1273 the @azure/msal-node auth code flow parameter disclosure (CVE-2026-109461). 249 CVE version-pin rules.

New in v3.65.x

  • Next.js, DOMPurify, Sentry and toml gaps closed — v3.65.0 adds VG1263 the Next.js residual window for the Image Optimization RCE, the use cache typed-array RCE and the Server Actions DoS (GHSA-2464-fhr4-w9xw, GHSA-673q-mjm6-r5xr, CVE-2026-94482), VG1264 and VG1265 the DOMPurify SAFE_FOR_TEMPLATES shadow-root bypass and IN_PLACE hook-detached subtree XSS (GHSA-cg2g-xh64-v4q7, GHSA-mrv2-3pqr-j5jr), VG1266 the @sentry/nextjs middleware bypass under the tunnel route (CVE-2026-114139) and VG1267 the toml quadratic and unbounded-integer DoS cluster (CVE-2026-114141 / 114143 / 114144). 243 CVE version-pin rules.

New in v3.64.x

  • Storybook and ApostropheCMS gaps closed — v3.64.0 adds VG1261 the Storybook dev-server code injection from a malicious website via missing origin validation (CVE-2026-114125, critical) across storybook 8.x–10.x and the @storybook/core, core-server, experimental-addon-test, addon-vitest and addon-mcp packages, and VG1262 the ApostropheCMS denial-of-service cluster — pre-auth import uploads, leaked CSV temp files and prototype-member deletion (CVE-2026-113711 / 113658 / 113666). 238 CVE version-pin rules.

New in v3.63.x

  • MCP SDK, follow-redirects, markdown-it, Vite and Angular router gaps closed — v3.63.0 adds VG1256 the MCP TypeScript SDK HTTP-server memory exhaustion, cross-session task access and cross-client message delivery (CVE-2026-111768 / 111767 / 111770), VG1257 the follow-redirects credential-header leak on cross-origin redirects (CVE-2026-111756 / 111755), VG1258 the markdown-it quadratic-time rendering DoS pair (CVE-2026-111758 / 111759), VG1259 the Vite / launch-editor dev-server command injection on Windows (CVE-2026-112942 / 112943) and VG1260 the Angular router SSR DoS pair (CVE-2026-111751 / 111752). 236 CVE version-pin rules.

New in v3.62.x

  • Qwik and TinaCMS CLI gaps closed — v3.62.0 adds VG1254 the Qwik server crash from a single unauthenticated request carrying a resource thenable in the qwik-json body (CVE-2026-84994) and VG1255 the TinaCMS CLI code injection through an unescaped Git branch name in the generated client (CVE-2026-108259). 231 CVE version-pin rules.

New in v3.61.x

  • TinaCMS, JHipster, PraisonAI, Actual and Backstage gaps closed — v3.61.0 adds VG1249 the Backstage Sentry Scaffolder actions SSRF and integration token disclosure (CVE-2026-106459), VG1250 the Actual Sync Server CORS proxy GitHub

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