The client-side of the Chrome DevTools, including all JS & CSS to run the DevTools webapp.
The version number of the npm package (e.g.
1.0.373466) refers to the Chromium commit position of latest frontend git commit. It's incremented with every Chromium commit, however the package is updated roughly daily.
The frontend is available through a git subtree mirror on chromium.googlesource.com, with a regularly updating GitHub mirror at github.com/ChromeDevTools/devtools-frontend. The codebase's true location is in
third_party/WebKit/Source/devtools/ in Chromium's git repo.
Power user tips:
You can customize the port for the dev server: e.g.
PORT=8888 npm start.
You can also launch chrome and start the server separately:
npm run chrome
npm run server
When you start Chrome separately, you can pass extra args to Chrome:npm run chrome -- https://news.ycombinator.com
(e.g. this launches Hacker News on startup)