MCP.Market

Webcheck MCP server

by yifanyifan897645·io.github.yifanyifan897645/webcheck·v0.1.3·3 stars

Website health analysis: SEO, accessibility, performance, security, and broken links

B82/100grade B
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Safety scan
B82/100

full report

Adoption
New

3 stars

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If you have run it, two minutes of your experience saves the next person an afternoon.

Webcheck tools (6)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

  • batch_check

    Check multiple URLs at once and get a summary table. Great for auditing an entire site or comparing competitors.

  • check_accessibility

    Basic accessibility analysis: alt texts, ARIA labels, heading hierarchy, color contrast hints, form labels

  • check_seo

    Detailed SEO analysis: title, meta description, headings, keywords, Open Graph tags, and improvement suggestions

  • check_website

    Comprehensive website health check: SEO, performance, security, and accessibility analysis for any URL

  • compare_pages

    Compare SEO and performance metrics between two URLs side by side

  • find_broken_links

    Crawl a page and check all links for broken URLs (404s, timeouts, redirects)

Public scan report

scanner v0.1.9 · 2026-09-27 · same rubric, same numbers if you re-run it

no findings
  • Code scan15 source files scanned25/25
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitylocal package, no credentials required12/15
  • Maintenancelast push 167 days ago8/15
  • Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10
Overall 82/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How Webcheck compares

Against every graded SEO MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
82/100
higher than 65% of 769 SEO servers
Tools
6
the typical SEO server has 6
Tools that change things
0%
typical: 0%. Fewer write tools means less an agent can break
GitHub stars
3
more than 80% of 405 SEO servers

What its tools let an agent do: 6 read

Install Webcheck in Claude Code, Cursor or VS Code

Runs npx -y webcheck-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add webcheck -- npx -y webcheck-mcp
Add to Cursor

What the publisher says

From the Webcheck repository's README, as published. We do not edit it. Read it on GitHub

WebCheck MCP Server

English | 中文

中文

一个 MCP (Model Context Protocol) 服务器,让 AI 助手能够自动分析任意网站的 SEO、无障碍性、安全性和性能问题。

5 个强大工具,无需 API Key,开箱即用。

工具列表

快速开始

Claude Code:

claude mcp add webcheck -- npx webcheck-mcp

Claude Desktop — 添加到 claudedesktopconfig.json:

{
  "mcpServers": {
    "webcheck": {
      "command": "npx",
      "args": ["webcheck-mcp"]
    }
  }
}

Cursor / Windsurf:

{
  "webcheck": {
    "command": "npx",
    "args": ["webcheck-mcp"]
  }
}

使用示例

安装后,直接对 AI 助手说:

  • "检查 https://mysite.com 的SEO"
  • "找出我首页的死链"
  • "对比我的网站和竞品的SEO"
  • "对 https://example.com 做一次全面体检"
  • "检查我落地页的无障碍问题"

特性

  • 零配置 — 不需要 API Key、不需要注册、不需要设置
  • 本地运行 — 直接通过 HTTP 分析,不依赖第三方 API
  • 速度快 — 并行链接检查,轻量级 HTML 解析
  • 全面 — SEO + 无障碍 + 安全 + 性能,一个服务器搞定
  • 隐私友好 — 不会向任何分析服务发送数据

Pro Report

免费版提供完整分析数据——没有任何隐藏。想要更多?

行业配置模板包 (¥9.9) → 包含:

  • 10个行业场景的完整工作流(电商/SaaS/SEO代理/DevOps等)
  • 直接复制粘贴的提示词模板
  • 行业对标基准线和行动清单

English

A Model Context Protocol (MCP) server that gives AI assistants the ability to analyze any website for SEO, accessibility, security, and performance issues.

5 powerful tools, no API keys required.

Tools

Quick Start

Claude Code:

claude mcp add webcheck -- npx webcheck-mcp

Claude Desktop — add to claudedesktopconfig.json:

{
  "mcpServers": {
    "webcheck": {
      "command": "npx",
      "args": ["webcheck-mcp"]
    }
  }
}

Cursor / Windsurf:

{
  "webcheck": {
    "command": "npx",
    "args": ["webcheck-mcp"]
  }
}

Example Usage

Once installed, just ask your AI assistant:

  • "Check the SEO of https://mysite.com"
  • "Find broken links on my homepage"
  • "Compare my site's SEO with my competitor"
  • "Run a full website audit on https://example.com"
  • "Check accessibility issues on my landing page"

Features

  • Zero configuration — no API keys, no accounts, no setup
  • Works offline — analyzes directly via HTTP, no third-party APIs
  • Fast — parallel link checking, lightweight HTML parsing
  • Comprehensive — SEO + accessibility + security + performance in one server
  • Privacy-friendly — no data sent to any analytics service

Pro Report

The free tool gives you full analysis — nothing is hidden. Want more?

Industry Templates (¥9.9 / ~$1.4) → includes:

  • 10 ready-to-use workflows (e-commerce, SaaS, SEO agency, DevOps & more)
  • Copy-paste prompt templates for each industry
  • Industry benchmarks and action checklists

Part of the MCP Toolkit

View all servers →

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

Webcheck: common questions

Is Webcheck MCP server safe?
Mostly: it is graded B (82/100). Read the Webcheck safety report
How do I install Webcheck?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Webcheck need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Webcheck maintained?
The last commit was 205 days ago (2026-04-13). The latest release is v0.1.3.
What can I use instead of Webcheck?
Servers from other publishers that do the same job: squirrelscan MCP server, SyteCheck MCP server and site-spec MCP server.
How does Webcheck compare with other SEO MCP servers?
safety score 82/100 (higher than 65% of 769 SEO servers); tools 6 (the typical SEO server has 6); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.

Alternatives to Webcheck

Same job from other publishers: the closest match first, then the best rated.

  • squirrelscan
    Website QA for your coding agent: audit SEO, performance, security, accessibility over MCP.
    B
  • SyteCheck
    Scan a website for SEO, accessibility, performance and security issues, and read the report.
    B
  • site-spec
    MCP server: audit any website for SEO, accessibility, and AI-searchability, then auto-fix it.
    A
  • Web Validator by DigestSEO
    Audit public webpages and supplied markup for HTML, CSS, SEO, JSON-LD, and link issues.
    A
  • Google Search Console
    Google Search Console: SEO audits, performance queries, URL inspection, indexing checks.
    B

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