Librecrawl — Technical SEO Audit MCP Server vs Semgrep

A side-by-side look at the Librecrawl — Technical SEO Audit MCP Server and Semgrep MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Librecrawl — Technical SEO Audit MCP Server logoLibrecrawl — Technical SEO Audit MCP ServerSecuritySelf-hosted technical SEO audit MCP. 50+ checks, WAF detection, ephemeral. Built on LibreCrawl.37FairAuth: not declaredSemgrep logoSemgrepSecurity · Local subprocess (stdio)Scan code for security vulnerabilities using Semgrep.48FairAuth: no auth required

Verdict: choose Librecrawl — Technical SEO Audit MCP Server for security work; choose Semgrep for security as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Librecrawl — Technical SEO Audit MCP Server logoChoose Librecrawl — Technical SEO Audit MCP Server when

  • You need dedicated capabilities in the Security domain.
Explore Librecrawl — Technical SEO Audit MCP Server

Semgrep logoChoose Semgrep when

  • You need dedicated capabilities in the Security domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: No auth required.
Explore Semgrep

Feature & specification comparison

Rows where the two servers differ are marked.

SpecLibrecrawl — Technical SEO Audit MCP Server logoLibrecrawl — Technical SEO Audit MCP ServerSemgrep logoSemgrep
CategorySecuritySecurity
Quality signal37/100 · Fair48/100 · Fair
Install commandNot confirmed yetConfirmed
Transport—Local subprocess (stdio)
AuthNot declaredNo auth required
PricingNot declaredFree
Required env varsNone listedNone listed
Verified ownerCommunity listingCommunity listing
GitHub stars4317,186
Directory activity 2 views 0 installs 0 upvotes 1 views 0 installs 0 upvotes
ToolsNot listedNot listed

Tools & capabilities

Librecrawl — Technical SEO Audit MCP Server tools

No tool names declared yet. Check the project README from the listing page.

Semgrep tools

No tool names declared yet. Check the project README from the listing page.

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Librecrawl — Technical SEO Audit MCP Server

No confirmed install command for Librecrawl — Technical SEO Audit MCP Server yet — follow the setup steps linked from its listing page rather than a guessed package name.

Semgrep

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "semgrep-semgrep": {
      "command": "uvx",
      "args": [
        "semgrep"
      ]
    }
  }
}

Frequently asked questions

Librecrawl — Technical SEO Audit MCP Server is categorized under Security and uses an install path we have not confirmed yet. Semgrep belongs to Security and uses a local stdio subprocess. Pick Librecrawl — Technical SEO Audit MCP Server for security work and Semgrep for security.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client. Librecrawl — Technical SEO Audit MCP Server has no confirmed install command yet — follow its own setup instructions.

Librecrawl — Technical SEO Audit MCP Server has no declared pricing — check the project's own site. Semgrep is listed as free. Auth: no auth required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add librecrawl-technical-seo-audit-mcp-server and semgrep-semgrep as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Librecrawl — Technical SEO Audit MCP Server has a quality signal of 37/100 (Fair) with 2 views, 0 installs and 43 GitHub stars. Semgrep has 48/100 (Fair) with 1 views, 0 installs and 17,186 GitHub stars.