LSP Server

powershell

Requires Language Server Binary

This LSP server requires pwshto be installed on your system. Make sure it's available in your PATH before enabling.

Add to Your Project

Copy this JSON into your .lsp.json to enable this server

Add to your .lsp.json or plugin.json:

{
  "lspServers": {
    "powershell": {
      "command": "pwsh",
      "extensionToLanguage": {
        ".ps1": "powershell",
        ".psd1": "powershell",
        ".psm1": "powershell"
      },
      "args": [
        "-NoLogo",
        "-NoProfile",
        "-ExecutionPolicy",
        "Bypass",
        "-File",
        "${CLAUDE_PLUGIN_ROOT}/scripts/pses-serve-shim.ps1"
      ],
      "env": {
        "PSES_BUNDLE_PATH": "${CLAUDE_PLUGIN_DATA}/PowerShellEditorServices"
      }
    }
  }
}

Supported Languages

File extensions mapped to language identifiers

powershell

.ps1.psd1.psm1

Details

Server configuration and transport parameters

Commandpwsh

Transportstdio

Arguments

Command-line arguments passed to the server process

-NoLogo-NoProfile-ExecutionPolicyBypass-File${CLAUDE_PLUGIN_ROOT}/scripts/pses-serve-shim.ps1

Environment Variables

Environment variables set when the server starts

PSES_BUNDLE_PATH=${CLAUDE_PLUGIN_DATA}/PowerShellEditorServices

Advanced Configuration

Initialization options and workspace settings

Startup Timeout:30000ms

Restart on Crash:Yes

Max Restarts:3

Stats

LanguagePowerShell

Stars4

MaintenanceExcellent

Last CommitJul 22, 2026

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