Electron MCP Server

start_app

Launch Electron with remote debugging.

debugPort

Existing DevTools port

attach_by_pid

Attach by OS process id.

find_apps

List running Electron-like processes.

discover_apps

HTTP-probes each port for Chromium/Electron DevTools (/json/version + /json/list).

stop_app

processId }

list_apps

no params

processId

Session id

targetId

first page

format

png | jpeg

quality

int 0–100

selector

Element clip — capture only that node’s bounding box

get_dom

processId, selector?, targetId? }

query_selector

processId, selector, targetId?, limit?=20 }

expression

role

page | worker | browser | other

returnByValue

evaluate_main

Evaluate in the Electron main/node CDP target.

get_cookies

set_cookie

Note: Chromium often rejects cookies on file:// pages — use an http(s) URL or pass an explicit url/domain.

kind

localStorage | sessionStorage

entries

Record<string,string> (set)

clear

bool (set)

get_console_messages

processId, tail?, level? }

get_network_log

processId, tail? }

get_logs

processId, tail? }

list_targets

processId? }

page_info

processId, targetId? } → url / title / readyState / userAgent

wait_for

Provide at least one condition:

type_text

processId, text, selector?, clear?, pressEnter?, targetId? }

press_key

set_console_live

enabled }

clear_buffers

processId, console?=true, network?=true, logs?=false }

start_tracing

Only one active trace per process session.

stop_tracing

Returns: { path, eventCount, elapsedMs, targetId, … } Open the file in Chrome’s chrome://tracing (or Perfetto UI).

cdp_command

processId, method:"Domain.method", targetId?, params? }