Platform/Roadmap2025: Difference between revisions

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Related Links:
Related Links:
* [https://whattrainisitnow.com/calendar/ Firefox Release Calendar] (future)
* [https://whattrainisitnow.com/calendar/ Firefox Release Calendar] (future)
* [https://developer.mozilla.org/en-US/docs/Mozilla/Firefox/Releases Firefox release notes for developers] (past)<!-- thru Fx141, needs to incorporate Fx142 -present, eventually thru 146 relnotes -->
* [https://developer.mozilla.org/en-US/docs/Mozilla/Firefox/Releases Firefox release notes for developers] (past)<!-- thru Fx142, needs to incorporate Fx143 -present, eventually thru 146 relnotes -->
* [https://firefox-source-docs.mozilla.org/contributing/pocket-guide-shipping-firefox.html Pocket Guide: Shipping Firefox]
* [https://firefox-source-docs.mozilla.org/contributing/pocket-guide-shipping-firefox.html Pocket Guide: Shipping Firefox]


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== Media ==
== Media ==
* HEVC (H.265) hardware support on Android, and hardware and software support on Linux ([https://bugzil.la/1950032 1950032])
* HEVC (H.265) hardware support on Android, and hardware and software support on Linux ([https://bugzil.la/1950032 1950032])
* <code>RTCIceCandidatePairStats</code> properties <code>currentRoundTripTime</code>, <code>totalRoundTripTime</code>, and <code>responsesReceived</code> properties ([https://bugzil.la/1371391 1371391])
* <code>RTCInboundRtpStreamStats</code> properties <code>estimatedPlayoutTimestamp</code>, <code>framesAssembledFromMultiplePackets</code>, <code>freezeCount</code>, <code>jitterBufferMinimumDelay</code>, <code>jitterBufferTargetDelay</code>, <code>keyFramesDecoded</code>, <code>pauseCount</code>, <code>totalAssemblyTime</code>, <code>totalFreezesDuration</code>, and <code>totalPausesDuration</code> properties ([https://bugzil.la/1926622 1926622])
* <code>RTCOutboundRtpStreamStats</code> properties <code>mid</code> & <code>rid</code> ([https://bugzil.la/1643001 1643001])
* <code>RTCOutboundRtpStreamStats</code> properties <code>mid</code> & <code>rid</code> ([https://bugzil.la/1643001 1643001])
* WebRTC send and receive video encoded using AV1 codec - ([https://bugzil.la/1932065 1932065], [https://bugzil.la/1944878 1944878])
* WebRTC send and receive video encoded using AV1 codec - ([https://bugzil.la/1932065 1932065], [https://bugzil.la/1944878 1944878])
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* <code>&lt;</code> and <code>&gt;</code> escaping in serialized HTML attributes ([https://bugzil.la/1962084 1962084])
* <code>&lt;</code> and <code>&gt;</code> escaping in serialized HTML attributes ([https://bugzil.la/1962084 1962084])
** <code>Element.innerHTML</code>, <code>Element.outerHTML</code>, <code>Element.getHTML()</code>, <code>ShadowRoot.innerHTML</code>, <code>ShadowRoot.getHTML()</code>
** <code>Element.innerHTML</code>, <code>Element.outerHTML</code>, <code>Element.getHTML()</code>, <code>ShadowRoot.innerHTML</code>, <code>ShadowRoot.getHTML()</code>
* <code>Animation.overallProgress</code> ([https://bugzil.la/1834878 1834878])
* <code>beforematch</code> event ([https://bugzil.la/1761043 1761043], [https://bugzil.la/1955379 1955379])
* <code>beforematch</code> event ([https://bugzil.la/1761043 1761043], [https://bugzil.la/1955379 1955379])
* HTML Sanitizer API - ([https://bugzil.la/1950605 1950605], [https://bugzil.la/1952250 1952250])
* HTML Sanitizer API - ([https://bugzil.la/1950605 1950605], [https://bugzil.la/1952250 1952250])
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* <code>HTMLElement</code> <code>showPopover()</code> and <code>togglePopover()</code> methods support <code>options.source</code>, <code>togglePopover()</code> supports <code>force</code> and <code>options.force</code> argument ([https://bugzil.la/1936411 1936411])
* <code>HTMLElement</code> <code>showPopover()</code> and <code>togglePopover()</code> methods support <code>options.source</code>, <code>togglePopover()</code> supports <code>force</code> and <code>options.force</code> argument ([https://bugzil.la/1936411 1936411])
* <code>pointerrawupdate</code> event ([https://bugzil.la/1550462 1550462])
* <code>pointerrawupdate</code> event ([https://bugzil.la/1550462 1550462])
*  Prioritized Task Scheduling API ([https://bugzil.la/1966997 1966997])
* <code>Selection.getComposedRanges()</code> ([https://bugzil.la/1903870 1903870])
* ...
* ...


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* <code>PublicKeyCredential.getClientCapabilities()</code> ([https://bugzil.la/1884466 1884466])
* <code>PublicKeyCredential.getClientCapabilities()</code> ([https://bugzil.la/1884466 1884466])
* <code>RTCCertificate</code> support <code>getFingerprints()</code> method ([https://bugzil.la/1525241 1525241])
* <code>RTCCertificate</code> support <code>getFingerprints()</code> method ([https://bugzil.la/1525241 1525241])
* URL Pattern API ([https://bugzil.la/1731418 1731418])
* View Transition API ([https://bugzil.la/1950759 1950759])
* View Transition API ([https://bugzil.la/1950759 1950759])
* Web Authentication extensions: <code>largeBlob</code> ([https://bugzil.la/1795020 1795020]), <code>credProps</code> ([https://bugzil.la/1844449 1844449]), <code>prf</code> ([https://bugzil.la/1935280 1935280])
* Web Authentication extensions: <code>largeBlob</code> ([https://bugzil.la/1795020 1795020]), <code>credProps</code> ([https://bugzil.la/1844449 1844449]), <code>prf</code> ([https://bugzil.la/1935280 1935280])
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* <code>cookies.SameSiteStatus</code> support <code>unspecified</code> ([https://bugzil.la/1550032 1550032])
* <code>cookies.SameSiteStatus</code> support <code>unspecified</code> ([https://bugzil.la/1550032 1550032])
* <code>emulation.setGeolocationOverride</code> ([https://bugzil.la/1954992 1954992])
* <code>emulation.setGeolocationOverride</code> ([https://bugzil.la/1954992 1954992])
* <code>emulation.setLocaleOverride</code> ([https://bugzil.la/1968952 1968952])
* <code>script.addPreloadScript</code> support <code>userContexts</code> field ([https://bugzil.la/1940927 1940927])
* <code>script.addPreloadScript</code> support <code>userContexts</code> field ([https://bugzil.la/1940927 1940927])
* <code>sessions.subscribe</code> argument <code>userContexts</code> ([https://bugzil.la/1938604 1938604])
* <code>sessions.subscribe</code> argument <code>userContexts</code> ([https://bugzil.la/1938604 1938604])

Revision as of 07:30, 30 September 2025

This article is a stub. You can help MozillaWiki by expanding it.

Gecko Planned Work For 2025

Warning signWarning: This is page is actively in-progress and is incomplete.

Related Links:

These are areas of work planned for Gecko in 2025 for the Web Platform.

For current web platform documentation of these areas, see the subsections at:

HTML

CSS

  • :has-slotted pseudo-class (1940691)
  • :open pseudo-class (1936113)
  • ::details-content pseudo-element (1901037)
  • ::highlight (1964089)
  • align-self, justify-self, place-self support for absolutely positioned elements (1920160)
  • font-variant-emoji (1954214)
  • hyphenate-limit-chars (1521723, 1947183)
  • linear-gradient(), conic-gradient(), radial-gradient() support single color stop and 0-1 positions (1900530)
  • text-decoration-line:spelling-error and grammar-error (1950844)
  • ...

CSSOM

  • Highlight & HighlightRegistry (1964089)
  • ...

SVG

  • fetchpriority attribute (1847712)
  • SVGPathElement methods getPathData(), setPathData(), getPathSegmentAtLength() (1945312)
  • ...

Rendering

  • WebGPU shipping on Windows in H1, Mac and Linux in H2.
  • ...

Media

  • HEVC (H.265) hardware support on Android, and hardware and software support on Linux (1950032)
  • RTCIceCandidatePairStats properties currentRoundTripTime, totalRoundTripTime, and responsesReceived properties (1371391)
  • RTCInboundRtpStreamStats properties estimatedPlayoutTimestamp, framesAssembledFromMultiplePackets, freezeCount, jitterBufferMinimumDelay, jitterBufferTargetDelay, keyFramesDecoded, pauseCount, totalAssemblyTime, totalFreezesDuration, and totalPausesDuration properties (1926622)
  • RTCOutboundRtpStreamStats properties mid & rid (1643001)
  • WebRTC send and receive video encoded using AV1 codec - (1932065, 1944878)
  • WebRTC simulcast of screen-shared video with H264 (1210175) and VP8 (1692873) codecs
  • WebRTC support Dependency Descriptor (DD) RTP Header Extension (1945261)
  • Support for downscaling and decimated frame rates.
  • SVC support for desktop.
  • WebCodecs support on Android.
  • Platform hardware support for video encoding.
  • ...

DOM

  • < and > escaping in serialized HTML attributes (1962084)
    • Element.innerHTML, Element.outerHTML, Element.getHTML(), ShadowRoot.innerHTML, ShadowRoot.getHTML()
  • Animation.overallProgress (1834878)
  • beforematch event (1761043, 1955379)
  • HTML Sanitizer API - (1950605, 1952250)
  • HTMLDialogElement support requestClose() method (1960556), closedBy attribute (1964078)
  • HTMLElement.autocorrect (1725806)
  • HTMLElement showPopover() and togglePopover() methods support options.source, togglePopover() supports force and options.force argument (1936411)
  • pointerrawupdate event (1550462)
  • Prioritized Task Scheduling API (1966997)
  • Selection.getComposedRanges() (1903870)
  • ...

JS

APIs

  • Cookie Store API (1958875)
    • CookieStore, Window.cookieStore, ServiceWorkerGlobalScope.cookieStore, change event & CookieChangeEvent,
  • IntersectionObserver support scrollMargin property (1860030)
  • Login Status API with Federated Credential Management (FedCM) API (1945573, 1945576)
  • Notification.actions (1225110)
  • PerformanceEventTiming.interactionId (1934683)
  • PointerEvent support persistentDeviceId property (1968400)
  • PublicKeyCredential.getClientCapabilities() (1884466)
  • RTCCertificate support getFingerprints() method (1525241)
  • URL Pattern API (1731418)
  • View Transition API (1950759)
  • Web Authentication extensions: largeBlob (1795020), credProps (1844449), prf (1935280)
  • WebGPU API support on Windows (1972486)
  • ...

Add-ons

  • cookies.SameSiteStatus support unspecified (1550032)
  • json resource type in webRequest.ResourceType & declarativeNetRequest.ResourceType (1858078, 1950836)
  • Manifest V3 extensions:
    • menus.ContextType support page_action (1951166)
    • userScripts API on Android - (1949955)
    • ...
  • tabGroups (1940631):
  • webRequest.handlerBehaviorChanged (1657575)
  • ...

WebDriver

  • browser.createUserContext command support acceptInsecureCerts (1959372), proxy (1967653)
  • browser.getClientWindows command (1855025)
  • browsingContext.historyUpdated event (1906051)
  • browsingContext.Info type support clientWindow property (1920952)
  • browsingContext.navigationCommitted event (1945184)
  • browsingContext.setViewport command support userContexts parameter (1940952)
  • initiatorType & destination fields to all network events (1904892, 1933331)
  • browsingContext.captureScreenshot support format field (1861737)
  • cookies.SameSiteStatus support unspecified (1550032)
  • emulation.setGeolocationOverride (1954992)
  • emulation.setLocaleOverride (1968952)
  • script.addPreloadScript support userContexts field (1940927)
  • sessions.subscribe argument userContexts (1938604)
  • webExtension.install (1934551)
  • webExtension.uninstall (1934553)
  • ...

Marionette:

  • Addon:Install & Addon:Uninstall commands support for GeckoView (1806135)
  • CHIPS cookies (Cookies Having Independent Partitioned State) support (1972830)
  • ...

Protocols

  • ...

HTTP

Security

  • Certificate Transparency supported (1938242)
  • ...

Related Projects

Specifications and Notes

Edit and publish new and updated specifications and notes. See Standards for our ongoing work in this area.

Previously

See Also

Retrieved from "https://wiki.mozilla.org/index.php?title=Platform/Roadmap2025&oldid=1255183"