js-sandbox MCP Server
by MCP-Mirror
This is a Model Context Protocol (MCP) server that provides a secure JavaScript execution environment. It allows for isolated code execution with configurable time and memory limits.
Last updated: N/A
What is js-sandbox MCP Server?
The js-sandbox MCP Server is a server designed to execute JavaScript code in a secure and isolated environment. It is built to be used with applications like Claude Desktop, allowing them to execute untrusted JavaScript code safely.
How to use js-sandbox MCP Server?
To use the server, you need to install it and configure your application (e.g., Claude Desktop) to use it. This involves adding the server configuration to the application's configuration file, specifying the path to the server's executable. The server communicates over stdio, and debugging can be done using MCP Inspector.
Key features of js-sandbox MCP Server
Isolated code execution
Configurable execution time limits
Configurable memory limits
Protection against malicious code
execute_js tool with code, timeout, and memory parameters
Use cases of js-sandbox MCP Server
Executing untrusted JavaScript code safely
Sandboxing user-provided scripts
Running potentially malicious code in a controlled environment
Integrating JavaScript execution into applications like Claude Desktop
FAQ from js-sandbox MCP Server
What is the purpose of the js-sandbox MCP Server?
What is the purpose of the js-sandbox MCP Server?
It provides a secure environment for executing JavaScript code, preventing malicious code from harming the system.
How do I install the server?
How do I install the server?
Follow the installation instructions in the README, which involve installing dependencies, building the server, and configuring your application to use it.
What are the configurable limits?
What are the configurable limits?
You can configure the maximum execution time (timeout) and memory usage for the JavaScript code being executed.
How can I debug the server?
How can I debug the server?
Use the MCP Inspector tool, which provides a URL to access debugging tools in your browser.
What applications can use this server?
What applications can use this server?
Applications that support the Model Context Protocol (MCP), such as Claude Desktop, can use this server to execute JavaScript code securely.