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  1. 987b915 Prepend 'entrypoints/' to loadModulePromise call in main-meta.ts by Andres Olivares · 8 hours ago master
  2. 2ad8fc0 Add CORS issues for invalid preflight responses by Sigurd Schneider · 8 hours ago
  3. ed0c9a1 Cleanup forwarding variables in node_action by Tim van der Lippe · 8 hours ago
  4. 2bc5295 Migrate devicesSettingsTab.css from legacy color patching by Jack Franklin · 8 hours ago
  5. 7cf67ee Fold cm into third_party/codemirror by Tim van der Lippe · 9 hours ago

Chrome DevTools frontend

npm package

The client-side of the Chrome DevTools, including all JS & CSS to run the DevTools webapp.

Source code

The frontend is available on

Design guidelines

Please be aware that DevTools follows additional development guidelines.

Issue triage

The issue triage guidelines can be found in docs/


Instructions to set up, use, and maintain a DevTools frontend checkout can be found in docs/

Additional references

Source mirrors

DevTools frontend repository is mirrored on GitHub.

DevTools frontend is also available on NPM as the chrome-devtools-frontend package. It's not currently available via CJS or ES modules, so consuming this package in other tools may require some effort.

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.

Getting in touch