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---
breadcrumbs:
- - /developers
- For Developers
page_name: technical-discussion-groups
title: Technical Discussion Groups
---
#### Feature requests, help/support queries, or other end user questions:
#### [Google Chrome Help Center](https://www.google.com/support/chrome/) or [Discussion Groups](/developers/discussion-groups).
#### Technical discussion:
* [chromium-dev](https://groups.google.com/a/chromium.org/group/chromium-dev)
* The engineering (developer) team uses this to discuss technical
issues and for announcements. This is a moderate volume, high
technical content mailing list. Topical posts include items such
as plans to reduce memory consumption, discussion around how
certain code areas are implemented and how to extend or improve
such code, announcements of new tests being added to the
builders, and so forth.
**Sub Lists:**
* [android-webview-dev](https://groups.google.com/a/chromium.org/forum/#!forum/android-webview-dev)
* Technical discussions about the Android WebView
(src/android_webview).
* [animations-dev](https://groups.google.com/a/chromium.org/forum/#!forum/animations-dev)
* Technical discussions about animations in blink.
* [apps-dev](https://groups.google.com/a/chromium.org/forum/#!forum/apps-dev)
* Implementation discussions for the Chrome Packaged Apps platform
and APIs.
* [attribution-reporting-api-dev](https://groups.google.com/u/1/a/chromium.org/g/attribution-reporting-api-dev)
* A place to discuss implementation questions about the
[Attribution Reporting
API](https://github.com/WICG/conversion-measurement-api), and to
notify developers of upcoming changes.
* [bfcache-dev](https://groups.google.com/a/chromium.org/forum/#!forum/bfcache-dev)
* Back-Forward Cache. Speeds up common uses of the 'back' browser
button. [Implementation
status](https://www.chromestatus.com/feature/5815270035685376).
* [bidi-dev](https://groups.google.com/a/chromium.org/g/bidi-dev)
* Discussion about the [WebDriver
BiDi](https://w3c.github.io/webdriver-bidi/) standard and its
implementation in Chromium.
* [binary-size](https://groups.google.com/a/chromium.org/forum/#!forum/binary-size)
* Discussion about measuring and/or reducing binary size.
* [blink-dev](https://groups.google.com/a/chromium.org/forum/#!forum/blink-dev)
* List for discussing technical issues related to the Blink
rendering engine.
* [blink-network-dev](https://groups.google.com/a/chromium.org/forum/#!forum/blink-network-dev)
* Technical discussions about the web platform networking APIs -
covering XMLHttpRequest, Fetch API, Streams, WebSocket, etc.
* [chromium-accessibility](https://groups.google.com/a/chromium.org/group/chromium-accessibility)
* The engineering (developer) team uses this to discuss technical
issues related to Chromium accessibility, including
compatibility with assistive technology such as screen readers,
magnifiers, voice controllers, and more.
* [chromium-apps](https://groups.google.com/a/chromium.org/group/chromium-apps)
* This list is for people creating apps for Chromium or Google
Chrome. Discussion about upcoming apps APIs and webstore issues
also happens here.
* [chromium-design-docs](https://groups.google.com/a/chromium.org/group/chromium-design-docs)
* List to email and discuss public design docs for the Chromium
project. Public design docs should all be sent here.
* [chromium-enterprise](https://groups.google.com/a/chromium.org/forum/#!forum/chromium-enterprise)
* A place to discuss chromium changes that affect enterprise
users, and to notify of upcoming changes
* [chromium-extensions](https://groups.google.com/a/chromium.org/group/chromium-extensions)
* This list is for people creating extensions for Chromium or
Google Chrome. Discussion about upcoming extension APIs and
webstore issues also happens here.
* [chromium-mojo](https://groups.google.com/a/chromium.org/forum/#!forum/chromium-mojo)
* Discussion of development and use of
[Mojo](/developers/design-documents/mojo) IPC system.
* [chromium-polymer](https://groups.google.com/a/chromium.org/group/chromium-polymer)
* List for discussing the use of
[Polymer](https://www.polymer-project.org/) in Chromium WebUI
and Apps.
* [device-dev](https://groups.google.com/a/chromium.org/forum/#!forum/device-dev)
* [Device Team](/teams/device-team) communication related to APIs
such as Gamepad, NFC, Sensors, Serial, HID, USB, etc.
* [devtools-dev](https://groups.google.com/a/chromium.org/g/devtools-dev)
* Discussion forum for [Chrome
DevTools](https://developers.google.com/web/tools/chrome-devtools).
* [dom-dev](https://groups.google.com/a/chromium.org/forum/#!forum/dom-dev)
* List for technical discussions related to DOM, HTML, Forms, and
the [DOM Team](/teams/dom-team).
* [ecosystem-infra](https://groups.google.com/a/chromium.org/forum/#!forum/ecosystem-infra)
* Discussion for the [ecosystem infrastructure
team](https://docs.google.com/document/d/1MgcisuMnvh3z6QNIjDSvRbt4uoNtmI_cljcQkGXzNQ8/edit)
(eg. tooling for web-platform-tests and other cross-cutting
issues around interoperability)
* [embedder-dev](https://groups.google.com/a/chromium.org/forum/#!forum/embedder-dev)
* Technical discussions about embedding Chromium and changes in
that area.
* [experimentation-dev](https://groups.google.com/a/chromium.org/forum/#!forum/experimentation-dev)
* Discussion forum for experimenting with web platform features,
specifically [Origin
Trials](https://github.com/jpchase/OriginTrials/).
* [feature-control](https://groups.google.com/a/chromium.org/forum/#!forum/feature-control)
* Discussion relating to the infrastructure and APIs in chromium
that control the exposure of APIs to the web and reports on when
and how they are used (Origin trials, UseCounters, Feature
Policy, Reporting API, etc.).
* [fugu-dev](https://groups.google.com/a/chromium.org/group/fugu-dev)
* Project Fugu is an effort to close gaps in web's capabilities,
enabling new classes of applications to run on the web. See
[web-capabilities-fugu](/teams/web-capabilities-fugu).
* [graphics-dev](https://groups.google.com/a/chromium.org/group/graphics-dev)
* The engineering (developer) team uses this to discuss technical
issues related to Chromium's graphics stack. This is a low
volume, high technical content mailing list covering the
Chromium compositor, GPU command buffer stack, and other
graphics-related parts of the code.
* [headless-dev](https://groups.google.com/a/chromium.org/forum/#!forum/headless-dev)
* Discussions about running Chromium in a headless/server
environment.
* [infra-dev](https://groups.google.com/a/chromium.org/forum/#!forum/infra-dev)
* List for discussing technical issues related to the
infrastructure (continuous build, code review, commit queue,
etc).
* [intervention-dev](https://groups.google.com/a/chromium.org/forum/#!forum/intervention-dev)
* Discuss user agent interventions.
* [input-dev](https://groups.google.com/a/chromium.org/forum/#!forum/input-dev)
* Discussions related to input handling in chromium and blink with
a focus on making touch-based interactions on mobile fast, rich
and rational.
* [layout-dev](https://groups.google.com/a/chromium.org/forum/#!forum/layout-dev)
* Discussion forum for the [Layout team](/teams/layout-team).
* [loading-dev](https://groups.google.com/a/chromium.org/forum/#!forum/loading-dev)
* Technical discussions related to the full experience of the
initial load of web content (resource fetching/scheduling,
parsing, initial layout/paint).
* [navigation-dev](https://groups.google.com/a/chromium.org/forum/#!forum/navigation-dev)
* Technical discussions related to navigation, loading, session
history, and similar topics.
* [media-dev](https://groups.google.com/a/chromium.org/forum/#!forum/media-dev)
* Technical discussions related to media playback in Chromium
covering the media stack, the media experience and media APIs.
* [midi-dev](https://groups.google.com/a/chromium.org/forum/#!forum/midi-dev)
* Discussions forum for MIDI in Chromium.
* [net-dev](https://groups.google.com/a/chromium.org/forum/#!forum/net-dev)
* Technical discussions about networking in Chrome - covering
HTTP, SSL/TLS, DNS, TCP - as well as the APIs for networking
* [network-service-dev](https://groups.google.com/a/chromium.org/forum/#!forum/network-service-dev)
* Discussions related to the [Network
Service](https://docs.google.com/document/d/1wAHLw9h7gGuqJNCgG1mP1BmLtCGfZ2pys-PdZQ1vg7M/edit)
effort of servicification.
* [offline-dev](https://groups.google.com/a/chromium.org/forum/#!forum/offline-dev)
* Technical discussions related to Offline Pages, MHTML, Download
Page functionality.
* [ozone-dev](https://groups.google.com/a/chromium.org/forum/#!forum/ozone-dev)
* Technical discussion about ports to different windowing systems,
graphics drivers, & input devices.
* [paint-dev](https://groups.google.com/a/chromium.org/forum/#!forum/paint-dev)
* Discussion forum for the [Paint team](/teams/paint-team).
* [pepper-dev](https://groups.google.com/a/chromium.org/forum/?fromgroups#!forum/pepper-dev)
* List for discussing technical issues related to the Pepper APIs
in Chromium, including proposals for new APIs, changes to
existing APIs and discussion around the implementation of APIs
in the browser.
* [platform-architecture-dev](https://groups.google.com/a/chromium.org/forum/#!forum/platform-architecture-dev)
* Discussion forum for the [Platform Architecture
Team](https://docs.google.com/document/d/1_fs3efUiimJzDotTzcdVddS6TtHG1lUdPnJocyERWJA/edit?pref=2&pli=1).
* [platform-predictability](https://groups.google.com/a/chromium.org/forum/#!forum/platform-predictability)
* Discussion forum for the [Web Platform Predictability
effort](/blink/platform-predictability).
* [progressive-web-metrics](https://groups.google.com/a/chromium.org/forum/#!forum/progressive-web-metrics)
* Discussion of creating a modern set of metrics used in all
Chrome Speed projects and in all of our Web Developer facing
projects.
* [project-warden](https://groups.google.com/a/chromium.org/forum/#!forum/project-warden)
* Warden is a project to cleanup and fix long standing issues in
order to increase developer productivity. See
[goo.gl/VEv1YQ](https://goo.gl/VEv1YQ)
* [pwa-dev](https://groups.google.com/a/chromium.org/forum/#!forum/pwa-dev)
* Technical discussion about features related to progressive web
apps.
* [python](https://groups.google.com/a/chromium.org/forum/#!forum/python)
* Discussions regarding the Chromium Python style guide.
* [rust-dev](https://groups.google.com/a/chromium.org/g/rust-dev)
* Discussions about Rust development in Chromium.
* [scheduler-dev](https://groups.google.com/a/chromium.org/forum/#!forum/scheduler-dev)
* Discussion about scheduling work (e.g., rendering, input
handling tasks) in different parts of Chromium.
* [security-dev](https://groups.google.com/a/chromium.org/forum/#!forum/security-dev)
* Discussions related to security engineering and development on
Chrome, with a particular focus on security features and
designs. Note: this is not a bug announcement list. If that is
what your looking for, please see the [Chrome
Security](/Home/chromium-security) page for more information on
security-notify@chromium.org.
* [services-dev](https://groups.google.com/a/chromium.org/forum/#!forum/services-dev)
* Discussion about [servicification](/servicification) effort in
Chromium
* [site-isolation-dev](https://groups.google.com/a/chromium.org/forum/#!forum/site-isolation-dev)
* Discussions related to [out-of-process
iframes](/developers/design-documents/oop-iframes) and the
general [Site
Isolation](/developers/design-documents/site-isolation) effort
to protect web sites from each other using Chrome's sandbox.
* [sensors-dev](https://groups.google.com/a/chromium.org/forum/#!forum/sensors-dev)
* Discussing Generic Sensors and derivative APIs.
* [storage-dev](https://groups.google.com/a/chromium.org/forum/#!forum/storage-dev)
* List for discussing implementation of web storage technologies:
Cookies, IndexedDB, AppCache, FileSystem, Local/Session storage,
Quotas, and, yes, WebSQL.
* [tast-users](https://groups.google.com/a/chromium.org/forum/#!forum/tast-users)
* Discussion about using the [Tast testing
framework](https://chromium.googlesource.com/chromiumos/platform/tast/)
to write Chrome OS integration tests.
* [threaded-rendering-dev](https://groups.google.com/a/chromium.org/forum/#!forum/threaded-rendering-dev)
* Discussion about leveraging threads / asynchrony for a faster
web. AnimationWorklet, position:sticky, snap points, metrics,
etc.
* [web-bluetooth](https://groups.google.com/a/chromium.org/forum/#!forum/web-bluetooth)
* Implementation discussions for [Web
Bluetooth](https://github.com/WebBluetoothCG/web-bluetooth).
* [worker-dev](https://groups.google.com/a/chromium.org/forum/#!forum/worker-dev)
* List for discussing implementation of web workers and worklets.
See the [Worker Team](/teams/worker-team).
* [v8-dev](https://groups.google.com/forum/#!forum/v8-dev)
* List for discussing implementation of the [V8
engine](https://github.com/v8/v8/wiki).
#### Reviews/Check-ins/bugs:
* [chromium-reviews](https://groups.google.com/a/chromium.org/group/chromium-reviews)
* The engineering (developer) team uses this to conduct code
reviews of changes to the Chromium source. This is a high
volume, high technical content mailing list. Topical posts are
strictly limited to code reviews. All email threads on this list
originate from code reviews. Please do not start new threads on
this list.
* [chromium-checkins](https://groups.google.com/a/chromium.org/group/chromium-checkins)
* This is a read-only list that can be used to monitor individual
checkins to the Chromium source. This is a high volume, high
technical content mailing list. All emails to this list are
automatically generated when code is checked in. Please do not
send emails to this list.
* [chromium-bugs](https://groups.google.com/a/chromium.org/group/chromium-bugs)
* This is a read-only list that contains all of the bug database
email traffic. All email threads originate from bugs opened in
the bug database. Please do not create new threads on this list.
* [blink-reviews](https://groups.google.com/a/chromium.org/forum/#!forum/blink-reviews)
* The engineering (developer) team uses this to conduct code
reviews of changes to the Blink source. This is a high volume,
high technical content mailing list. Topical posts are strictly
limited to code reviews. All email threads on this list
originate from code reviews. Please do not start new threads on
this list
* Some sublists are:
* blink-reviews-paint
* blink-reviews-animation
* blink-reviews-bindings
* blink-reviews-css
* blink-reviews-dom
* blink-reviews-events
* blink-reviews-platform-graphics
* blink-reviews-html
* blink-reviews-api
* blink-reviews-layout
* To subscribe to them, edit the URL for blink-reviews to add the
suffix.
* See the
[WATCHLISTS](https://cs.chromium.org/chromium/src/WATCHLISTS)
file for what these lists cover.
* [blink-checkins](https://groups.google.com/a/chromium.org/forum/#!forum/blink-checkins)
* This is a read-only list that can be used to monitor individual
checkins to the Blink rendering engine. This is a high volume,
high technical content mailing list. All emails to this list are
automatically generated when code is checked in. Please do not
send emails to this list.
* [feature-media-reviews](https://groups.google.com/a/chromium.org/forum/#!forum/feature-media-reviews)
* This is a read-only list that can be used to monitor code
reviews related to media in Chromium. This is a high volume,
high technical content mailing list. All emails to this list are
automatically generated when a media-related code review is
updated. Please do not start new threads on this list.
* [vaapi-reviews](https://groups.google.com/a/chromium.org/forum/#!forum/vaapi-reviews/new)
* Code reviews related to VA API, a video/image encode/decode
accelerator API; all email threads on this list originate from
code reviews. Please do not start new threads on this list ! :-)
* [v8-reviews](https://groups.google.com/forum/#!forum/v8-reviews)
* The engineering (developer) team uses this to conduct code
reviews fo changes to the V8 source. This is a high volume, high
technical content mailing list. Topical posts are strictly
limited to code reviews. All email threads on this list
originate from code reviews. Please do not start new threads on
this list.
* There are some mailing lists that are auto-cc'd on certain crbug.com
issue categories
* [paint-bugs](https://groups.google.com/a/chromium.org/forum/#!forum/paint-bugs):
bugs tracked by the paint team
#### Other discussion:
* [branches](https://groups.google.com/a/chromium.org/g/branches)
* Discussions related to branch stabilization and release
processes, e.g. milestone branch length, merge and release
blocking processes
*Note: On 1/21/2010 we switched our mailing lists to be hosted on chromium.org.
Posts before that date for the above lists are available at
[chromium-dev](https://groups.google.com/group/chromium-dev),
[chromium-reviews](https://groups.google.com/group/chromium-reviews),
[chromium-checkins](https://groups.google.com/group/chromium-checkins),
[chromium-bugs](https://groups.google.com/group/chromium-bugs), and*
[*chromium-extensions*](https://groups.google.com/group/chromium-extensions)*.*
|
