Portable MCP Toolkit

<# .SYNOPSIS Install MCP server from registry .DESCRIPTION Downloads and configures a community MCP server from the official registry. Automatically detects runtime (Node.js, Python, Docker) and installs dependencies. .PARAMETER ServerId Server identifier from registry (e.g., "io.modelcontextprotocol/server-postgres") .PARAMETER ServerName Friendly name for the server (optional, defaults to last part of ID) .PARAMETER Workspace Target workspace directory (default: current directory) .PARAMETER Enable Enable server immediately (default: true) .PARAMETER DryRun Show what would be installed without actually installing .EXAMPLE .\scripts\install_community_tool.ps1 -ServerId "io.modelcontextprotocol/server-postgres" .\scripts\install_community_tool.ps1 -ServerId "io.modelcontextprotocol/server-slack" -Enable:$false .NOTES Author: AIStack-MCP Version: 1.2.0 #> param( [Parameter(Mandatory=$true)] [string]$ServerId, [string]$ServerName, [string]$Workspace = ".", [bool]$Enable = $true, [switch]$DryRun ) $ErrorActionPreference = "Stop" Write-Host "Installing MCP Server: $ServerId" -ForegroundColor Cyan Write-Host "" # Check Python if (-not (Get-Command python -ErrorAction SilentlyContinue)) { Write-Error "Python not found. Please install Python 3.8+." exit 1 } # Build Python script $enableValue = if ($Enable) { "True" } else { "False" } $dryRunValue = if ($DryRun) { "True" } else { "False" } $pythonScript = @" import sys sys.path.insert(0, '.') from pathlib import Path from mcp_registry.client import MCPRegistryClient from mcp_registry.installer import ServerInstaller # Initialize workspace = Path('$Workspace').resolve() client = MCPRegistryClient() installer = ServerInstaller(workspace, client) # Fetch server metadata print('Fetching server metadata...') server = client.get_server('$ServerId') if not server: print(f'ERROR: Server not found: $ServerId', file=sys.stderr) sys.exit(1) print(f'Server: {server[\"name\"]}') print(f'Description: {server.get(\"description\", \"No description\")}') print(f'Runtime: {server.get(\"runtime\", \"unknown\")}') print() # Check for required environment variables required_env = server.get('requires_env', []) if required_env: print('Required environment variables:') for var in required_env: print(f' - {var}') print() # Dry run check dry_run_flag = $dryRunValue == 'True' if dry_run_flag: print('DRY RUN - Would install:') print(f' Package: {server.get(\"packages\", {})}') enable_flag = $enableValue == 'True' print(f' Enabled: {enable_flag}') sys.exit(0) # Install print('Installing...') enable_flag = $enableValue == 'True' success = installer.install_server( '$ServerId', enabled=enable_flag ) if success: print() print('SUCCESS: Server installed!') print() print('Next steps:') print('1. Set required environment variables (if any)') print('2. Restart Cursor IDE') print('3. Server will be available in MCP tools') else: print('ERROR: Installation failed', file=sys.stderr) sys.exit(1) "@ # Execute python -c $pythonScript if ($LASTEXITCODE -ne 0) { Write-Error "Installation failed" exit 1 } Write-Host "`nServer installed successfully!" -ForegroundColor Green