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Home/Servers/Stackhal

Stackhal

by io.github.bahdanhal

Outside-in DNS, email security, SEO, GEO and app-link checks plus developer utilities.

Power your agent

Add this server

The publisher's own URL. Not a PlugMCP endpoint.

Server URL
https://stackhal.com/mcp
Provider
Add in Claude

Claude opens with the name and URL filled in. You still confirm it there.

Claude Code
claude mcp add --transport http io.github.bahdanhal-stackhal https://stackhal.com/mcp

Run in a terminal.

Claude Desktop
{
  "mcpServers": {
    "io.github.bahdanhal-stackhal": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://stackhal.com/mcp"
      ]
    }
  }
}

claude_desktop_config.json

Step-by-step: add this in Claude

Remote URL or a command on your machine? How the two installs differ

Run on PlugMCP

Host a copy with our keys and logs.

A new server you create. It is not this listing's official endpoint. Use the publisher install when you want their URL and their credentials.

Launch

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Questions

How do I install Stackhal?
Copy the http config for Cursor, Claude Desktop, Claude Code, or VS Code on this page. It uses the publisher's install, not a PlugMCP proxy.
Does Stackhal need an API key?
No required environment variable is listed on this record.
What transport does Stackhal use?
Stackhal is reached over HTTP.
When was Stackhal last checked?
Last checked 2026-10-16. Outside-in DNS, email security, SEO, GEO and app-link checks plus developer utilities.

Outside-in DNS, email security, SEO, GEO and app-link checks plus developer utilities.

Stackhal (stackhal)

Live website: Stackhal - free online developer, DevOps, and infrastructure tools

Fast, privacy-focused tools for developers, infrastructure engineers, and technical SEO work, with no tracking or account required.

Related projects: Bahdan Hal - software engineering consulting · IleZa.pl - editorial fair prices for any product category

Shared Packagist packages: bahdan/symfony-safe-http-client · bahdan/symfony-privacy-analytics-bundle · bahdan/lead-capture-bundle

1. Included Tools & Canonical Routes

  • /caddy-transpiler: Real-time Nginx server blocks and Apache .htaccess to modern Caddyfile converter.
  • /apple-pkpass-inspector: Apple Wallet (.pkpass) archive parser, SHA-1 manifest integrity checker, PKCS#7 certificate inspector, and Google Wallet converter.
  • /cidr-subnet-matrix: Visual IPv4/IPv6 CIDR overlap calculator, collision detector, and 2D binary tree matrix.
  • /regex-transpiler: Regex dialect transpiler across PCRE, Go RE2, JavaScript, Python and Rust with linear ReDoS protection.
  • /favicon-suite: Modern favicon kitchen, dark-mode SVG generator, multi-resolution ICO, Apple Touch Icon, and PWA manifest suite.
  • /dns-dag-tracer: Visual hierarchical DNS delegation chain tracer (Root -> TLD -> Authoritative -> Edge Anycast) with DNSSEC validation.
  • /seo-audit: Technical SEO crawler, canonical auditor, redirect loop detector, and crawl trap identifier with SSRF protection.
  • /geo-audit: Generative Engine Optimization (GEO) readiness analyzer (13 deterministic criteria for AI search engines like Perplexity, ChatGPT, Gemini).
  • /domain-inspector: Domain email security analyzer for DMARC, BIMI, MTA-STS, TLS-RPT, SPF, and MX records.
  • /bimi-studio: BIMI SVG Tiny 1.2 PS studio, sanitizer, and live avatar mailbox preview (Gmail, Apple Mail, Yahoo).
  • POST /mcp: High-performance Model Context Protocol endpoint exposing all tool operations to AI agents.

2. Verification

docker build --target test -t bahdan-landing-test .
docker run --rm --env-file .env.example -e APP_ENV=test bahdan-landing-test vendor/bin/phpunit --fail-on-phpunit-notice
docker run --rm -v "$PWD:/app" -w /app node:24-alpine sh -lc 'for test in tests/js/*.test.js; do node "$test" || exit 1; done'
docker run --rm bahdan-landing-test vendor/bin/phpstan analyse --no-progress --memory-limit=512M
docker run --rm bahdan-landing-test vendor/bin/phpcs
How do I install Stackhal?
Copy the http config for Cursor, Claude Desktop, Claude Code, or VS Code on this page. It uses the publisher's install, not a PlugMCP proxy.
Does Stackhal need an API key?
No required environment variable is listed on this record.
What transport does Stackhal use?
Stackhal is reached over HTTP.
When was Stackhal last checked?
Last checked 2026-10-16. Outside-in DNS, email security, SEO, GEO and app-link checks plus developer utilities.

No tool list yet. Remote servers get one after the first health check.

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