---
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.
*   [cxx](https://groups.google.com/a/chromium.org/g/cxx)
    *   For proposing use of new C++11 language and library features.
*   [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/GoogleChrome/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)*.*
