MCP.Market

Web Validator by DigestSEO MCP server

online · 100% uptime
by AKzar1el·io.github.AKzar1el/mcp-web-validator·v1.3.47·9 stars
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Audit public webpages and supplied markup for HTML, CSS, SEO, JSON-LD, and link issues.

A93/100grade A
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Safety scan
A93/100

not scanned yet

Adoption
Growing

9 stars168 downloads/wk

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Web Validator by DigestSEO tools

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Not scanned yet. New listings are scanned within a day or two of arriving.

How Web Validator by DigestSEO compares

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

Safety score
93/100
higher than 90% of 769 SEO servers
Uptime
100%
of our recent checks; the typical remote SEO server answers 100%
Response time
257 ms
faster than 56% of 536 SEO servers
GitHub stars
9
more than 90% of 405 SEO servers
Downloads a week
168
more than 75% of 170 SEO servers with a package

Release history: 21 versions in the registry since 2026-08-30, latest 2026-10-27, typically several a day.

Install Web Validator by DigestSEO in Claude Code, Cursor or VS Code

claude mcp add --transport http mcp-web-validator https://web-validator-mcp.digestseo.com/mcp
Add to Cursor

What the publisher says

From the Web Validator by DigestSEO repository's README, as published. We do not edit it. Read it on GitHub

Web Validator by DigestSEO

An MCP server for HTML and CSS validation, technical SEO and accessibility checks, JSON-LD syntax validation, broken-link checks, and responsive screenshots. It is part of the DigestSEO suite of open-source SEO tools.

  • Product: digestseo.com/validator-mcp
  • Engineering case study: DigestSEO MCP Suite — AI visibility, Search Console, web validation, and trend intelligence
  • Documentation: this README
  • Support: digestseo.com/support
  • Privacy: digestseo.com/privacy

Choose the right surface

This repository contains two deliberately separate MCP surfaces:

Local installation:

npx -y mcp-web-validator

Hosted endpoint:

https://web-validator-mcp.digestseo.com/mcp

Requirements

  • Node.js 22.12.0 or newer
  • An MCP client that supports stdio, or a client that supports Streamable HTTP for the hosted endpoint

Puppeteer may download a compatible browser during npm installation. The browser is used only by the local screenshot.capture tool.

Local server tools

The npm package exposes these exact runtime tool names:

Shortened. The full README is on GitHub.

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

Web Validator by DigestSEO: common questions

Is Web Validator by DigestSEO MCP server safe?
Yes, by our scan: it is graded A (93/100). Read the Web Validator by DigestSEO safety report
How do I install Web Validator by DigestSEO?
It runs remotely at web-validator-mcp.digestseo.com. Add it to Claude Code, Cursor, VS Code or Claude Desktop with the snippets above, or call it through the mcp.market gateway without installing anything.
Does Web Validator by DigestSEO need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Web Validator by DigestSEO maintained?
The last commit was 20 days ago (2026-10-14). The latest release is v1.3.47.
Is Web Validator by DigestSEO up?
100% of our last 28 checks got an answer. We check remote servers about four times a day.
What can I use instead of Web Validator by DigestSEO?
Servers from other publishers that do the same job: Open SEO Crawler MCP server, Black SEO Analyzer MCP server and Contentgate MCP server. Compare all Web Validator by DigestSEO alternatives.
How does Web Validator by DigestSEO compare with other SEO MCP servers?
safety score 93/100 (higher than 90% of 769 SEO servers); uptime 100% (of our recent checks; the typical remote SEO server answers 100%); response time 257 ms (faster than 56% of 536 SEO servers). Full comparison.

Alternatives to Web Validator by DigestSEO

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

All Web Validator by DigestSEO alternatives →
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    A
  • Black SEO Analyzer
    Audit a page or crawl a whole site for technical SEO issues, locally. Compares crawls.
    B
  • Contentgate
    Pre-deploy checks for content sites: keywords, translations, links, claims, page SEO/GEO audit.
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  • NessFlow
    Run and read SEO site audits: issues, health score, fixes, rankings and logs.
    A
  • SEO Authority
    SEO authority, keyword, competitor, content, site-audit, and internal-link tools with optional.
    B