Code Runner MCP Server for Zed

A Zed extension that provides code execution capabilities through the Code Runner MCP Server.

This extension wraps the mcp-server-code-runner npm package, making its run-code tool available in Zed's Agent Panel.

Features

Run code snippets in 30+ programming languages directly from Zed's Agent Panel:

JavaScript, TypeScript, Python, Go, Ruby, PHP, Perl, Shell/Bash, PowerShell, Java, C#, F#, Lua, Groovy, Scala, Swift, Julia, Crystal, OCaml, R, Clojure, Racket, Scheme, Haskell, Dart, Kotlin, and more.

Installation

Install from: Zed > Extensions > Search "Code Runner MCP Server".

Or install as a dev extension for development:

git clone https://github.com/formulahendry/zed-code-runner-mcp-server.git
cd zed-code-runner-mcp-server
# In Zed: Extensions → Install Dev Extension → Select this directory

Prerequisites

• Ensure the interpreter or compiler for any language you want to run is installed and available in your PATH.

Usage

Once enabled, the run-code tool is available in Zed's Agent Panel. Try prompts like:

• "Run the JavaScript code: console.log(5+6)"
• "How many CPUs do I have? Use run-code tool"
• "Run this Python snippet: print('Hello from Zed!')"

License

MIT