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Compare MCP servers

Compare scores, permissions, risks, and fit in one decision-focused table.

DimensionCrawlieFast, free, open-source website audit MCP server for technical SEO and Generative Engine Optimization (GEO).GitHub MCP ServerGitHub's official MCP server for managing repos, issues, PRs, and workflows via natural language
FMRS50 / 100 · D76 / 100 · B
Reliability8 / 2013 / 20
Security and permissions9 / 2014 / 20
Maintenance8 / 2018 / 20
Documentation12 / 2017 / 20
Setup experience13 / 2014 / 20
Best for
  • Developers and marketers needing a free, local-first SEO/GEO audit tool.
  • Teams wanting to integrate website audits into agent workflows.
  • Users needing CI/CD integration and structured JSON output.
  • SEO professionals aiming to optimize for AI search (like ChatGPT, Perplexity).
  • Teams that want an AI assistant to directly operate on GitHub repos and collaboration workflows
  • Users already in the GitHub Copilot ecosystem who want a zero-deployment remote option
Not for
  • Users requiring enterprise support or a hosted cloud service (Crawlie Cloud is closed-source).
  • Users needing additional plugin ecosystems beyond the 57 built-in rules.
  • Beginners who prefer a pure GUI and no CLI or agent interaction (desktop app available but separate download).
  • Scenarios where you don't want the assistant to have write access to repos (enable only read-only toolsets)
  • Environments with strict network isolation for private repos that can't reach the official remote endpoint
Required permissions
  • Local network access to crawl target websites.
  • Execution of the binary (installed automatically via npm).
  • For hosted endpoint: API key and network access.
  • A personal access token (PAT) or OAuth App token; effective scope depends on the token's own permissions
  • Enabling toolsets like actions/issues/pull_requests grants write access — request tokens on a least-privilege basis
Risks and side effects
  • Crawling websites may violate their robots.txt or terms of service; ensure you have permission to crawl the target site.
  • The MCP server is open-source and may not have undergone extensive security audits; assess your own risk.
  • For hosted services, your data is sent to Crawlie's servers; be aware of privacy implications.
  • Write toolsets (creating/merging PRs, triggering workflows) can cause accidental changes if the token is overscoped — try a read-only toolset first
  • In hosted mode, credentials travel via the Authorization header — make sure the client-to-api.githubcopilot.com connection is trusted
Supported clientsClaude Desktop, Claude Code, Cursor, ClineClaude Desktop, Claude Code, VS Code, Cursor, Windsurf, JetBrains IDEs, Zed, Amp
Tools1215