Selenium selenium-4.39.0

Detailed Changelogs by Component

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What's Changed

• [atoms] fix text node children are always considered as displayed #16284 by @joerg1985 in https://github.com/SeleniumHQ/selenium/pull/16329
• [grid] Enhance UI with theme integration and improved status indicators by @VietND96 in https://github.com/SeleniumHQ/selenium/pull/16512
• [py][bidi]: add emulation command - set_locale_override by @navin772 in https://github.com/SeleniumHQ/selenium/pull/16504
• [py][bidi]: add emulation command set_scripting_enabled by @navin772 in https://github.com/SeleniumHQ/selenium/pull/16513
• [py] Update docstrings to google pydoc format by @iampopovich in https://github.com/SeleniumHQ/selenium/pull/16511
• [java][BiDi] implement browsingContext.downloadEnd event by @Delta456 in https://github.com/SeleniumHQ/selenium/pull/16347
• Fix typo and minor formatting changes in README.md by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16523
• [py] Update docstrings (remove reST leftovers and resolve D200) by @iampopovich in https://github.com/SeleniumHQ/selenium/pull/16525
• [py] Fix docstring formatting and apply ruff linting rules by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16527
• [py] Fix Ruff D417 warnings in docstrings by @iampopovich in https://github.com/SeleniumHQ/selenium/pull/16535
• [py] Fix ruff D415 warnings in docstrings by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16536
• [py][bidi]: add set_screen_orientation_override command in Emulation by @navin772 in https://github.com/SeleniumHQ/selenium/pull/16522
• [py] Fix D205 ruff warnings for docstrings and add type hints by @iampopovich in https://github.com/SeleniumHQ/selenium/pull/16537
• [py][bidi]: add set_download_behavior command by @navin772 in https://github.com/SeleniumHQ/selenium/pull/16556
• [py] Bump pytest and dev dependencies by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16572
• [bazel] Move rules_rust to bzlmod by @shs96c in https://github.com/SeleniumHQ/selenium/pull/16566
• [ci] Make a PR for updating mirror file instead of pushing directly to trunk by @bonigarcia in https://github.com/SeleniumHQ/selenium/pull/16579
• [ci] Update mirror info (2025-11-11T15:26:46Z) by @github-actions[bot] in https://github.com/SeleniumHQ/selenium/pull/16578
• [ci] Revert latest changes related to the mirror workflow by @bonigarcia in https://github.com/SeleniumHQ/selenium/pull/16580
• [java]: refactor request interception tests and handle CORS by @navin772 in https://github.com/SeleniumHQ/selenium/pull/16585
• [py][bidi]: enable download event tests for firefox by @navin772 in https://github.com/SeleniumHQ/selenium/pull/16587
• [py] Fix more type annotations by @iampopovich in https://github.com/SeleniumHQ/selenium/pull/16551
• [java][BiDi] implement emulation.setTimezoneOverride by @Delta456 in https://github.com/SeleniumHQ/selenium/pull/16530
• [grid] Minimum Docker API 1.44 for Docker Engine v29+ in Dynamic Grid by @VietND96 in https://github.com/SeleniumHQ/selenium/pull/16591
• Show file modification time by @asolntsev in https://github.com/SeleniumHQ/selenium/pull/16589
• [py][bidi]: add emulation command set_user_agent_override by @navin772 in https://github.com/SeleniumHQ/selenium/pull/16595
• [grid] Improve Docker client for Dynamic Grid by @VietND96 in https://github.com/SeleniumHQ/selenium/pull/16596
• [py]: reuse driver in case of bidi tests by @navin772 in https://github.com/SeleniumHQ/selenium/pull/16597
• [grid] Improve browser container labels and naming in Dynamic Grid by @VietND96 in https://github.com/SeleniumHQ/selenium/pull/16599
• [build] Upgrade rules_dotnet to 0.20.5 by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16592
• [dotnet] [bidi] Simplify namespace for communications by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16602
• [py] Improve type hints with union syntax and native types by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16590
• [py] Use double quotes in generate.py by @Delta456 in https://github.com/SeleniumHQ/selenium/pull/16607
• [ci] Use pagination in mirror workflow to get all Selenium releases by @bonigarcia in https://github.com/SeleniumHQ/selenium/pull/16605
• [dotnet] Generate atoms statically by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16608
• [nodejs] Update dev dependencies to fix vulnerabilities by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16610
• [java][BiDi] emulation: allow passing null to GeolocationOverride by @Delta456 in https://github.com/SeleniumHQ/selenium/pull/16594
• [grid] Update container label compose.oneoff in Dynamic Grid by @VietND96 in https://github.com/SeleniumHQ/selenium/pull/16613
• [grid] Dynamic Grid group dynamic containers in compose stack by @VietND96 in https://github.com/SeleniumHQ/selenium/pull/16620
• [py] Use daemon threads for WebSocket connections by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16298
• [dotnet] Add syntax highlighting for JavaScript string methods by @RenderMichael in https://github.com/SeleniumHQ/selenium/pull/16616
• [dotnet] Unwrap element wrapper recursively by @RenderMichael in https://github.com/SeleniumHQ/selenium/pull/15362
• [dotnet] Simplify nuget package reference in Bazel by @RenderMichael in https://github.com/SeleniumHQ/selenium/pull/16630
• [ci]: cancel previous CI run in case of new commit/push by @navin772 in https://github.com/SeleniumHQ/selenium/pull/16624
• [ci]: remove concurrency checks in child workflows by @navin772 in https://github.com/SeleniumHQ/selenium/pull/16633
• [dotnet] [bidi] Fix events subscription possibilities by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16603
• [dotnet] Pack net462 target framework by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16564
• [py][bidi] Allow resetting viewport by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16623
• [py] Use f-string in generate.py by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16641
• [java][BiDi] implement emulation.setScriptingEnabled by @Delta456 in https://github.com/SeleniumHQ/selenium/pull/16631
• [dotnet] Remove Newtonsoft.Json test-only dependency by @RenderMichael in https://github.com/SeleniumHQ/selenium/pull/16639
• [dotnet] Update paket build tool to 9.0.2 by @RenderMichael in https://github.com/SeleniumHQ/selenium/pull/16637
• [dotnet] Update lock dependencies in bazel world by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16642
• [dotnet] [bidi] Possibility to reset viewport by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16601
• [java] Avoid logging debug logs with INFO level (either in RUN or DEBUG mode) by @asolntsev in https://github.com/SeleniumHQ/selenium/pull/16584
• [java] Add JSpecify nullable annotations to exception classes by @iampopovich in https://github.com/SeleniumHQ/selenium/pull/16026
• annotate with @NullMarked the whole package org.openqa.selenium.net by @asolntsev in https://github.com/SeleniumHQ/selenium/pull/16494
• [java][bidi]: add BiDi method BrowsingContext.setViewport(null, null) to reset the mobile emulation mode by @asolntsev in https://github.com/SeleniumHQ/selenium/pull/16524
• [java] Replace Maven dependency references with artifact() for org.jspecify.jspecify by @iampopovich in https://github.com/SeleniumHQ/selenium/pull/16635
• 16612 download large files by @asolntsev in https://github.com/SeleniumHQ/selenium/pull/16627
• #16573 unwrap double-wrapped webdriver by @asolntsev in https://github.com/SeleniumHQ/selenium/pull/16575
• [dotnet] Implement third-party Permissions module by @RenderMichael in https://github.com/SeleniumHQ/selenium/pull/16414
• [dotnet] [bidi] JsonSerializerContext instance per module by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16649
• [dotnet] [bidi] Immediately start to listen to incoming remote messages by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16651
• [dotnet] [bidi] Dedicated json context for all modules by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16652
• [dotnet] Move internal compiler services to Properties by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16653
• [dotnet] [bidi] Rent buffer for receiving bytes in WebSocket by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16650
• [dotnet] Migrate solution file to new .slnx format by @RenderMichael in https://github.com/SeleniumHQ/selenium/pull/16638
• [dotnet] [bidi] Ignore non-serializable extension properties in BrowsingContext by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16654
• [dotnet] [bidi] Cache modules in the root BiDi by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16655
• [dotnet] Allow inspecting source generated files by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16656
• [py] Bump ruff target-version to 3.10 and lint generate.py by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16658
• [dotnet] Annotate JavaScript strings within BiDi by @RenderMichael in https://github.com/SeleniumHQ/selenium/pull/16657
• [dotnet] Fix nullability annotations on NodeRemoteValue by @RenderMichael in https://github.com/SeleniumHQ/selenium/pull/16661
• [py] Bump versions of ruff and mypy for Dev/CI by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16660
• [dotnet] Replace Lazy<T> with ??= in BrowsingContext by @RenderMichael in https://github.com/SeleniumHQ/selenium/pull/16664
• [dotnet] [bidi] Avoid BiDi type in EventArgs ctor for unnecessary metadata generation by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16667
• [java][BiDi] implement emulation.setUserAgentOverride by @Delta456 in https://github.com/SeleniumHQ/selenium/pull/16668
• [java][BiDi] implement browser.setDownloadBehavior by @Delta456 in https://github.com/SeleniumHQ/selenium/pull/16646
• [java] JSpecify annotations for CommandCodec by @mk868 in https://github.com/SeleniumHQ/selenium/pull/16492
• [java] JSpecify annotations for CommandInfo CommandPayload `Drive… by @mk868 in https://github.com/SeleniumHQ/selenium/pull/16491
• [java] Allow EventFiringDecorator to throw exceptions #16470 by @giulong in https://github.com/SeleniumHQ/selenium/pull/16471
• [py] Remove noqa markers and fix linting by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16676
• #16645 switch DevTools connection between tabs/windows by @asolntsev in https://github.com/SeleniumHQ/selenium/pull/16647
• add nullability annotations in "*.bidi.log" package by @asolntsev in https://github.com/SeleniumHQ/selenium/pull/16679
• [Java] Fix array copy length in PrintOptions.setPageRanges method by @manuelsblanco in https://github.com/SeleniumHQ/selenium/pull/16516
• [java] use --enable-chrome-logs to redirect browser I/O streams by @Delta456 in https://github.com/SeleniumHQ/selenium/pull/16255
• [grid] Tracking SessionRemovalInfo when removing session from SessionMap by @VietND96 in https://github.com/SeleniumHQ/selenium/pull/16678
• [java] simplify unmodifiable collections operations by @iampopovich in https://github.com/SeleniumHQ/selenium/pull/16549
• [java] Add JSpecify annotations to Color class (Issue #14291) by @spencerarq in https://github.com/SeleniumHQ/selenium/pull/16626
• [grid] Update handling SessionId from json by @VietND96 in https://github.com/SeleniumHQ/selenium/pull/16683
• [java] avoid ClassCastException for unexpected driver responses #16389 by @joerg1985 in https://github.com/SeleniumHQ/selenium/pull/16681
• [java] Add JSpecify annotations to ChromiumDriver (Issue #14291) by @spencerarq in https://github.com/SeleniumHQ/selenium/pull/16628
• Fix Chrome tests on windows by @asolntsev in https://github.com/SeleniumHQ/selenium/pull/16688
• [dotnet] [bidi] Stateful converters with hydration by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16670
• [py] Bump urllib3 in packaging and dev dependencies by @cgoldberg in https://github.com/SeleniumHQ/selenium/pull/16690
• [dotnet] [bidi] BrowsingContext type as record with equality by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16692
• [dotnet] [bidi] Always provide new json options for modules by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16691
• [dotnet] [bidi] Remove browsing scoped events at core level by @nvborisenko in https://github.com/SeleniumHQ/selenium/pull/16694
• fix flaky Ruby test devtools_spec.rb by @asolntsev in https://github.com/SeleniumHQ/selenium/pull/16693

New Contributors

• @github-actions[bot] made their first contribution in https://github.com/SeleniumHQ/selenium/pull/16578
• @spencerarq made their first contribution in https://github.com/SeleniumHQ/selenium/pull/16626

Full Changelog: https://github.com/SeleniumHQ/selenium/compare/selenium-4.38.0...selenium-4.39.0