MCP Server: VS Code Extensions Installer

A Model Context Protocol (MCP) server for automatically installing VS Code extensions in Cursor IDE.

Features

Natural language search for VS Code extensions
Smart ranking based on installs and ratings
Automatically downloads and installs VS Code extensions from the official marketplace
Handles gzipped VSIX files correctly
Validates downloaded extensions before installation
Installs extensions to the correct Cursor extensions directory

Installation

npm install mcp-server-vscode-extensions

Usage

Start the MCP server:

npm start

Search for extensions using natural language:

const result = await mcpClient.call('search_extensions', {
    query: 'sqlite database viewer and editor'
});

// Result example:
{
    success: true,
    extensions: [
        {
            publisher: "qwtel",
            extensionName: "sqlite-viewer",
            displayName: "SQLite Viewer",
            version: "0.1.5",
            description: "SQLite Viewer and Editor",
            installs: 500000,
            rating: 4.8,
            installCommand: {
                publisher: "qwtel",
                extension: "sqlite-viewer",
                version: "0.1.5"
            }
        },
        // ... more extensions
    ]
}

Install a specific extension:

const result = await mcpClient.call('install_extension', {
    publisher: 'vsls-contrib',
    extension: 'gistfs',
    version: '0.7.0'
});

API

search_extensions

Search for VS Code extensions using natural language queries.

Parameters:

query: Natural language description of the extension you're looking for (e.g., 'sqlite database viewer')

Returns:

{
    success: boolean;
    extensions?: Array<{
        publisher: string;
        extensionName: string;
        displayName: string;
        version: string;
        description: string;
        installs: number;
        rating: number;
        installCommand: {
            publisher: string;
            extension: string;
            version: string;
        }
    }>;
    message?: string;
}

install_extension

Installs a VS Code extension in Cursor.

Parameters:

publisher: The publisher of the extension (e.g., 'vsls-contrib')
extension: The name of the extension (e.g., 'gistfs')
version: The version of the extension (e.g., '0.7.0')

Returns:

{
    success: boolean;
    message: string;
    path: string | null;
}

Development

Clone the repository:

git clone https://github.com/siliconuy/mcp-server-vscode-extensions.git

Install dependencies:

npm install

Build the project:

npm run build

Start in development mode:

npm run dev

License

MIT