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MCP Nodejs Debugger

A Node.js debugging tool that provides runtime debugging capabilities for Cursor and Claude Code through an MCP server
3.5 points
251

What is the MCP Node.js Debugger?

The MCP Node.js Debugger is a Model Context Protocol (MCP) server that allows you to debug Node.js applications at runtime through Cursor or Claude Code tools.

How to use the MCP Node.js Debugger?

After adding the MCP server to Cursor or Claude Code and starting the Node.js debugging mode, you can debug the application in real - time.

Applicable Scenarios

Suitable for developers who need to debug Node.js applications in real - time, especially when dealing with complex errors or performance issues.

Main Features

Real - time DebuggingSupports setting breakpoints and checking variable values at runtime.
Multi - tool CompatibilitySeamlessly integrates with Cursor and Claude Code.
Secure DebuggingSupports securely checking sensitive information, such as database connection strings.

Advantages and Limitations

Advantages
Quickly locate runtime errors.
Reduce debugging time.
Support multiple development tools.
Limitations
Need to enable Node.js debugging mode.
May require additional permission configuration.

How to Use

Add the MCP Server to Cursor
Edit the Cursor configuration file ~/.cursor/mcp.json and add the MCP server.
Start the Node.js Debugging Mode
Add the --inspect flag when running the Node.js application in the terminal.
Request Debugging in Cursor or Claude Code
Prompt Cursor or Claude Code to start debugging.

Usage Examples

Case 1: Set a BreakpointSet a breakpoint and check variable values at runtime.
Case 2: Solve MongoDB Connection IssuesCheck the MongoDB connection configuration through the debugger and solve the problem.

Frequently Asked Questions

How to add the MCP server to Cursor?
How to start the Node.js debugging mode?

Related Resources

MCP Node.js Debugger Documentation
Official documentation and installation guide.
Cursor Official Website
Official website of the Cursor tool.
Claude Code Official Website
Official website of the Claude Code tool.
Installation
Copy the following command to your Client for configuration
Note: Your key is sensitive information, do not share it with anyone.
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