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UIAutomationMcp

by trsdnversion 1.0.2i★ –iRuns on your computer
Registry nameio.github.trsdn/mcp-server-uiautomation

Install

Overview

Description from the maker (original English)

Windows UI Automation MCP server for desktop inspection and element lookup. Windows only.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Runs on your computer
  • Transport: stdio
  • Category: Other

Install

Pick the AI app you use, then copy the settings.

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on your computer with your user’s permissions (files, network, apps).
  • The registry lists no key to fill in.

You need

  • npmNode.js installed (for the npx command)

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json

{
  "mcpServers": {
    "uiautomation": {
      "command": "npx",
      "args": [
        "-y",
        "uia-mcp"
      ]
    }
  }
}

Run this in your terminal

claude mcp add uiautomation -- npx -y uia-mcp

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "uiautomation": {
      "command": "npx",
      "args": [
        "-y",
        "uia-mcp"
      ]
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "uiautomation": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "uia-mcp"
      ]
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

This one runs on your computer, and ChatGPT can only connect to servers on the internet. Pick another app.

Your choice stays on this device in a cookie; no account needed.

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

Runs on your computer; the tool list appears in your AI app after you install it.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 7, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account trsdn, which owns the repo

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • – Not applicable

    Endpoint responds

    This one runs on your computer; there is no internet endpoint

  • – Not applicable

    Sign-in with OAuth

    Runs on your computer and uses local settings instead

  • … Not checked yet

    No hidden instructions in tool descriptions

    Runs on your computer; we can only read tool lists from internet endpoints

Compared with others in Otheri

  • More stars than 0% of the other 18345 servers in this category
  • Published to the registry more recently than 29% of the other 18345 servers in this category
  • Basic checks equal to or better than 100% of the other 18345 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is UIAutomationMcp safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

The registry does not list a required key, though some servers ask you to sign in on first use.

Does it run on my computer or in the cloud?

It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).

Is it still maintained?

The GitHub repo last changed –, and the latest version (1.0.2) reached the registry 2 months ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need .NET, Node.js on your computer.

What can I use instead?

In the same category: Spec Driven Development, Remote Desktop Commander, ScienceShot science reference

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

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Runs on your computer★ 440MITUpdated 14 months ago
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by desktop-commander

Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.

Runs in the cloud★ 211Updated 2 days ago
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README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

UIAutomationMcp

Windows UI Automation toolkit with three aligned entry points:

  • CLI (uiamcp)
  • MCP server (UIAutomationMcp.McpServer)
  • VS Code extension (uia-mcp)

Install

VS Code extension (recommended) — install trsdn.uia-mcp from the Marketplace (code --install-extension trsdn.uia-mcp), or install the UIAutomationMcp- .vsix from the latest release. Self-contained; bundles the MCP server, the CLI, and both agent skills.

Claude Desktop — download uia-mcp- .mcpb from the latest release and double-click it.

npm — uia-mcp ships the MCP server with the .NET runtime bundled, so it needs no prerequisites:

{

"mcpServers": { "uia-mcp": { "command": "npx", "args": ["-y", "uia-mcp"] } } }

NuGet .NET tools

dotnet tool install --global UIAutomationMcp.McpServer   # MCP server -> uiamcp-server

dotnet tool install --global UIAutomationMcp.CLI # CLI -> uiamcp

Standalone ZIP — UIAutomationMcp-MCP-Server- -windows.zip contains the self-contained MCP server and CLI; no .NET runtime required.

Requires Windows and an interactive desktop session. UI Automation cannot run headless.

Lineage

This repository is part of the broader MCP automation lineage and intentionally keeps attribution to earlier work by Stefan Brönner.

It also keeps the historical reference to Excel MCP as a related sibling project in that lineage, even though this repository itself is focused on Windows UI Automation.

What it does

  • boots a typed UI Automation client through Interop.UIAutomationClient
  • reads rich desktop-root and focused-element metadata, including bounds, runtime IDs, and supported patterns
  • resolves elements from native window handles and screen coordinates
  • searches UIA trees by name, class name, automation id, framework id, control type, and process id
  • enumerates immediate children from raw, control, or content tree views
  • enumerates descendants from raw, control, or content tree views
  • navigates the UIA tree with raw, control, and content walkers
  • supports build-cache requests for inspection, search, and navigation
  • reads text, selection, and key pattern states, including caret position, annotation runs such as spelling errors, and the containing document of an inline element
  • waits for focus, automation, property-changed, and structure-changed events
  • performs common actions such as focus, invoke, set-value, toggle, expand/collapse, selection, window state changes, move/resize, scroll, range-value updates, view switching, docking, realizing virtualized items, and MSAA default actions
  • finds items that a virtualizing list has not materialized yet by asking the container directly, so a search for the 250th row of a 300-row list works without scrolling
  • reports drag and drop state (isGrabbed, drop effects, grabbed items) so an in-progress drag can be observed, and resolves automation events to readable names such as Drag_DragStart
  • reads MSAA data through the LegacyIAccessible bridge, so Win32, MFC, and installer windows that expose no native UI Automation provider still report usable names, roles, states, and a runnable default action
  • reads tabular controls as a cell matrix with row and column headers
  • exposes the same expanded surface through CLI and MCP
  • packages the CLI and MCP server inside the VS Code extension

Repository layout

  • src\UIAutomationMcp.ComInterop
  • src\UIAutomationMcp.Service
  • src\UIAutomationMcp.CLI
  • src\UIAutomationMcp.McpServer
  • src\UIAutomationMcp.Smoke
  • vscode-extension
  • mcpb — Claude Desktop bundle sources and build script
  • skills — agent skills for uia-cli and uia-mcp

Build and validate

dotnet build .\UIAutomationMcp.sln -c Release

.\src\UIAutomationMcp.Smoke\bin\Release\net9.0-windows\UIAutomationMcp.Smoke.exe .\src\UIAutomationMcp.CLI\bin\Release\net9.0-windows\uiamcp.exe inspect --root --cache .\src\UIAutomationMcp.CLI\bin\Release\net9.0-windows\uiamcp.exe find --focused --scope children --max-results 10 --cache .\src\UIAutomationMcp.CLI\bin\Release\net9.0-windows\uiamcp.exe children --focused --view raw --max-results 10 .\src\UIAutomationMcp.CLI\bin\Release\net9.0-windows\uiamcp.exe descendants --focused --view raw --max-results 25 .\src\UIAutomationMcp.CLI\bin\Release\net9.0-windows\uiamcp.exe wait-event --event-kind focus --timeout-ms 500 .\src\UIAutomationMcp.CLI\bin\Release\net9.0-windows\uiamcp.exe action focus --focused

Related docs

  • UI Automation COM Reference
  • Installation Guide
  • Development Workflow
  • Contributing
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