Chrome Flags Reference

Chrome command line switches and startup flags for automation, headless mode, and debugging.

--devtools-greendev-ui

What does --devtools-greendev-ui do?

Enables the experimental GreenDev UI in DevTools.

Usage

CLILaunch Chrome with --devtools-greendev-ui using CLI

chrome --devtools-greendev-ui

PuppeteerLaunch Chrome with --devtools-greendev-ui using Puppeteer

const browser = await puppeteer.launch({
  args: ['--devtools-greendev-ui']
});

PlaywrightLaunch Chrome with --devtools-greendev-ui using Playwright

const browser = await chromium.launch({
  args: ['--devtools-greendev-ui']
});

SeleniumLaunch Chrome with --devtools-greendev-ui using Selenium

from selenium import webdriver

options = webdriver.ChromeOptions()
options.add_argument('--devtools-greendev-ui')

driver = webdriver.Chrome(options=options)