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Stackblitz Mcp

mcp-sxzz-stackblitz-mcp · by sxzz

MCP server for reading files from StackBlitz projects

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Install

$ agentstack add mcp-sxzz-stackblitz-mcp

✓ scanned · ✓ verified — works with Claude Code, Cursor, and more.

Security review

✓ Passed

No issues found. Passed automated security review. · v0.1.0 How review works →

  • Prompt-injection patterns
  • Secret / credential exfiltration
  • Dangerous shell & filesystem operations
  • Untrusted network calls
  • Known-malicious package signatures

What it can access

  • Network access No
  • Filesystem access No
  • Shell / process execution No
  • Environment & secrets No
  • Dynamic code execution No

From automated source analysis of v0.1.0. “Used” means the capability is present in the source — more access means more to trust, not that it’s unsafe.

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About

stackblitz-mcp

[![npm version][npm-version-src]][npm-version-href] [![npm downloads][npm-downloads-src]][npm-downloads-href] [![Unit Test][unit-test-src]][unit-test-href]

MCP server for reading files from StackBlitz projects. Enables AI to access file contents and project structure from StackBlitz reproduction repositories.

Install

npm i -g stackblitz-mcp

Usage

Claude Desktop

Add to your claude_desktop_config.json:

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

Claude Code

claude mcp add stackblitz -- npx -y stackblitz-mcp

Cursor

Add to your .cursor/mcp.json:

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

Tools

resolve_project

Resolve a StackBlitz project URL or ID and return project metadata (title, description, preset, visibility, file count).

Input:

  • projectRef (string) — Project ID or StackBlitz URL (e.g. stackblitz-starters-rf7brvcm or https://stackblitz.com/edit/stackblitz-starters-rf7brvcm)

list_files

List files in a StackBlitz project as an ASCII tree, optionally filtered by path prefix.

Input:

  • projectRef (string) — Project ID or URL
  • path (string, optional) — Filter files by path prefix

read_file

Read the contents of a file from a StackBlitz project.

Input:

  • projectRef (string) — Project ID or URL
  • path (string) — File path within the project

search_files

Search for content within files of a StackBlitz project.

Input:

  • projectRef (string) — Project ID or URL
  • query (string) — Search query
  • regex (boolean, default: false) — Treat query as regex
  • caseSensitive (boolean, default: false) — Case-sensitive search
  • maxResults (number, default: 50) — Maximum number of results

Resources

| URI Pattern | Description | | --------------------------------------- | --------------------------- | | stackblitz://{projectId}/tree | File tree of a project | | stackblitz://{projectId}/files/{path} | Contents of a specific file |

Sponsors

License

[MIT](./LICENSE) License © 2026-PRESENT Kevin Deng

[npm-version-src]: https://img.shields.io/npm/v/stackblitz-mcp.svg [npm-version-href]: https://npmjs.com/package/stackblitz-mcp [npm-downloads-src]: https://img.shields.io/npm/dm/stackblitz-mcp [npm-downloads-href]: https://www.npmcharts.com/compare/stackblitz-mcp?interval=30 [unit-test-src]: https://github.com/sxzz/stackblitz-mcp/actions/workflows/unit-test.yml/badge.svg [unit-test-href]: https://github.com/sxzz/stackblitz-mcp/actions/workflows/unit-test.yml

Source & license

This open-source MCP server is cataloged on AgentStack and links to its original source — we do not rehost the code.

Install and usage instructions live in the source repository linked above.

Reviews

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Versions

  • v0.1.0 Imported from the upstream source.