bun-uia
About
Playwright for the Windows desktop, from Bun — drive native GUIs via UI Automation + MCP.
Use this server
Add it to your MCP client. The catalogue lists this config verbatim from its source — it does not run, download, or vouch for the server. Review the command before you run it.
Transportstdio (runs a local command)
Env vars
BUN_UIA_PROFILE BUN_UIA_OS BUN_UIA_ALLOW BUN_UIA_DENY BUN_UIA_CURSOR BUN_UIA_FS_ROOTClaude Code
claude mcp add --env BUN_UIA_PROFILE= --env BUN_UIA_OS= --env BUN_UIA_ALLOW= --env BUN_UIA_DENY= --env BUN_UIA_CURSOR= --env BUN_UIA_FS_ROOT= bun-uia -- bunx bun-uia
Cursor
If the button doesn't open Cursor, use the JSON below — Cursor accepts the same mcpServers config.
VS Code
code --add-mcp '{"name":"bun-uia","command":"bunx","args":["bun-uia"],"env":{"BUN_UIA_PROFILE":"","BUN_UIA_OS":"","BUN_UIA_ALLOW":"","BUN_UIA_DENY":"","BUN_UIA_CURSOR":"","BUN_UIA_FS_ROOT":""}}'
JSON
{
"mcpServers": {
"bun-uia": {
"command": "bunx",
"args": [
"bun-uia"
],
"env": {
"BUN_UIA_PROFILE": "",
"BUN_UIA_OS": "",
"BUN_UIA_ALLOW": "",
"BUN_UIA_DENY": "",
"BUN_UIA_CURSOR": "",
"BUN_UIA_FS_ROOT": ""
}
}
}
}
Environment variables are listed by name only — fill in your own values. Entries never carry secrets.