# ChromeDevTools/devtools-frontend

The Chrome DevTools UI

Repository: https://github.com/ChromeDevTools/devtools-frontend
Canonical: https://ross.abutalabs.com/products/devtools-frontend
Homepage: https://chromium.googlesource.com/devtools/devtools-frontend/+/refs/heads/main/docs/README.md
Language: TypeScript
License: BSD-3-Clause
License Family: permissive
Topics: chrome-devtools, javascript, instrumentation, chrome, devtools
Last push: 2026-08-26T18:09:33+00:00

## Health v2 (maintenance only)
Score: 77/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 99, release rhythm 35, longevity 100
- inputs: {"age_days": 4205, "days_push": 7, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 4021, forks 711 (observed 2026-08-28T04:08:32.537466+00:00)

## What it is
The client-side frontend of Chrome DevTools, a web application written in TypeScript and CSS that provides the browser developer tools UI (Elements, Console, Network, Performance panels, etc.). It is mirrored on GitHub, published to npm as chrome-devtools-frontend, and integrates with Chromium via the Chrome DevTools Protocol.

## Use cases
- inspect and debug web pages in Chrome
- contribute features or fixes to Chrome DevTools UI
- embed or reuse the DevTools frontend in other tools
- build tooling on top of the Chrome DevTools Protocol
- profile and analyze web page performance

## When to choose
- you want to hack on or extend the Chrome DevTools UI itself
- you are building an ecosystem tool that integrates with Chromium DevTools
- you need the DevTools webapp frontend for a custom Chromium-based browser or embedding

## When to avoid
- you just want to use DevTools to debug a site - use the built-in Chrome DevTools instead
- you need a generic JavaScript debugging library - consider CDP client libraries like Puppeteer
- you want a lightweight inspector for production apps

## Facets
- artifact type: application
- maturity: active
- function: developer-tools, ui-components
- domain: developer-tools, web-development, frontend
- platform: browser
- tags: chrome-devtools, devtools-frontend, debugging-ui, web-inspector, chromium, browser-devtools, typescript-webapp, debugging, instrumentation, web-server, typescript, nodejs

## Member repositories
- ChromeDevTools/devtools-frontend (main) score 77

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:08:32.537466+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-29T18:23:55.456357+00:00, confidence not recorded.
  - readme: https://github.com/ChromeDevTools/devtools-frontend (fetched 2026-08-28T04:08:32.537466+00:00, sha 5f9b37c9b5ec)
  - homepage: https://chromium.googlesource.com/devtools/devtools-frontend/+/refs/heads/main/docs/README.md (fetched 2026-08-29T09:17:01.445278+00:00, sha bcaffc8ff414)
  - site_page: https://chromium.googlesource.com/devtools/devtools-frontend/+/refs/heads/main/docs/styleguide/README.md (fetched 2026-08-29T09:17:01.448076+00:00, sha 34e537f143d7)
  - site_page: https://gerrit.googlesource.com/gitiles/+/master/Documentation/markdown.md (fetched 2026-08-29T09:17:01.449834+00:00, sha 2d18c96d1a00)
  - site_page: https://chromium.googlesource.com/devtools/devtools-frontend/+/main/docs (fetched 2026-08-29T09:17:01.452094+00:00, sha 1614adba48a9)
  - site_page: https://chromium.googlesource.com/devtools/devtools-frontend/+/refs/heads/main/docs/playbook.md (fetched 2026-08-29T09:17:01.453954+00:00, sha a0fb7ed82601)
  - site_page: https://chromium.googlesource.com/devtools/devtools-frontend/+/refs/heads/main/docs/ecosystem/README.md (fetched 2026-08-29T09:17:01.455963+00:00, sha 25e2ec0b5637)
  - site_page: https://chromium.googlesource.com/devtools/devtools-frontend/+/refs/heads/main/docs/get_the_code.md (fetched 2026-08-29T09:17:01.457839+00:00, sha 6886969e1b45)
  - site_page: https://chromium.googlesource.com/devtools/devtools-frontend/+/refs/heads/main/docs/contributing/README.md (fetched 2026-08-29T09:17:01.460168+00:00, sha 61418ed09f93)
  - site_page: https://chromium.googlesource.com/devtools/devtools-frontend/+/refs/heads/main/docs/styleguide/ux/README.md (fetched 2026-08-29T09:17:01.462671+00:00, sha 09110d29b596)
- Data as of 2026-08-30T08:39:29.467469+00:00.