JupyterLab v4.6.0

v4.6.0
Added 10
  • Support horizontal activity bars
  • Expose cell index and cell count in the statusbar
  • Allow moving sections between panels
  • Make the breadcrumbs in filebrowser editable with completion
  • Add Date Created column to file browser
  • Add command and buttons to select previous/next last modified cell
Changed 7
  • Update lumino to v2026.5.25
  • Improve scroll overlay icon placement
  • Optimize resizing dock panels with an opt-out
  • Use resolvePath API for traceback path resolution
  • Upgrade Stylelint to v16
  • Replace Preferred icon in file browser to avoid confusion with Home
  • Ask if user wants to sanitize HTML export and send param to jupyter server
Removed 1
  • Remove Simple Mode switch from the status bar
Deprecated 2
  • Replace deprecated keyCode with key
  • Deprecate the notion of defaultContentProvider in Drives
4.6.0
New features added
Deprecated features
Enhancements made
Bugs fixed
Maintenance and upkeep improvements
Documentation improvements
Other merged PRs
Contributors to this release

The following people contributed discussions, new ideas, code and documentation contributions, and review. See our definition of contributors.

(GitHub contributors page for this release)

@aaron-seq (activity) | @aarondr77 (activity) | @afshin (activity) | @agriyakhetarpal (activity) | @Akshitguptaa (activity) | @AliMahmoudDev (activity) | @altis0725 (activity) | @amanparganiha (activity) | @anafontan (activity) | @andrii-i (activity) | @apoorvdarshan (activity) | @arjxn-py (activity) | @arun-357 (activity) | @autodots-AHassan (activity) | @aviu16 (activity) | @bittoby (activity) | @bollwyvl (activity) | @boskodev790 (activity) | @brichet (activity) | @Carreau (activity) | @ceasermikes002 (activity) | @chenjiahan (activity) | @claude (activity) | @cmarmo (activity) | @Copilot (activity) | @CrafterKolyan (activity) | @cursoragent (activity) | @Darshan808 (activity) | @davidbrochart (activity) | @DeborahOlaboye (activity) | @dhgoal (activity) | @doshi-kevin (activity) | @erkin98 (activity) | @fcollonval (activity) | @filipeoliveira05 (activity) | @flaviomartins (activity) | @fleming79 (activity) | @FoSuCloud (activity) | @frenzymadness (activity) | @github29tani (activity) | @GlassOfWhiskey (activity) | @harshaagrawal20 (activity) | @HaudinFlorence (activity) | @hroncok (activity) | @i-aki-y (activity) | @ianhi (activity) | @ianthomas23 (activity) | @IsabelParedes (activity) | @itsmejay80 (activity) | @itsmevichu (activity) | @JamesWrigley (activity) | @jasongrout (activity) | @JasonWeill (activity) | @jayaprajapatii (activity) | @JaYRaNa213 (activity) | @jianyexi (activity) | @jimangel (activity) | @jtpio (activity) | @krassowski (activity) | @Krish-876 (activity) | @ktaletsk (activity) | @lin9long (activity) | @linlol (activity) | @martinRenou (activity) | @Meriem-BenIsmail (activity) | @mfisher87 (activity) | @MMesch (activity) | @moktamd (activity) | @MUFFANUJ (activity) | @nightcityblade (activity) | @nthiery (activity) | @peytondmurray (activity) | @prajyot-porje (activity) | @pranshugupta01 (activity) | @raffaelemancuso (activity) | @RamiNoodle733 (activity) | @reteps (activity) | @rodrigosf672 (activity) | @RRosio (activity) | @schmidi314 (activity) | @Siddhazntx (activity) | @soniya-malviy (activity) | @statxc (activity) | @superlevure (activity) | @SylvainCorlay (activity) | @TheChyeahhh (activity) | @tmetzl (activity) | @tsharma-dev (activity) | @tubaman (activity) | @u-wlkjyy (activity) | @utsav-develops (activity) | @xc2 (activity) | @Yahiewi (activity) | @Yann-P (activity) | @ZhYGuoL (activity) | @Zsailer (activity)

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