main
DOC Fixing typos (#30640)
Adjust comment to reflect the move away from the binder-examples repo (#20480)
DOC Improve jaccard score docstring (#34645)
Accessibility - Fix code syntax highlighting contrast errors (dark mode) (#34484)
DOC Improve developer documentation of measuring memory usage (#33872)
DOC Financial supporters (#33704)
FIX Guess theme based on estimator parent node color (#32477)
DOC Use un-cropped image for thumbnails (#32037)
FIX Inconsistencies between solvers in `LinearDiscriminantAnalysis` and `QuadraticDiscriminantAnalysis` (#33626)
Fix allow_nan_estimators directive to check all constructed instances (#33749)
DOC Update new for 1.9 (#34181)
DOC Switch insecure http links to https (#32969)
ENH Newton-CD part 7: add NewtonCDSolver (#34561)
MAINT: Remove Sass dependency - as css accepts nesting and `&` (#34413)
MAINT make sure canonical link is https://scikit-learn.org (#28487)
MNT Use pyrefly instead of mypy for type-checking (#34527)
DOC: example to show how to use the `ScoringMonitor` callback nested under `GridSearchCV` (#34153)
DOC: Fix formatting issues with bold font and ` backquote` (#31950)
DOC update Comms team (#33604)
DOC use pydata-sphinx-theme for the website (#29038)
MNT Enforce ruff/pygrep-hooks rules (PGH) (#31226)
MNT add Virgil Chan as a core dev and Anne Beyer to the Contributor Experience Team (#34205)
DOC Update contributor experience team (#25792)
DOC data interoperability and pandas/polars output for transformers (#33788)
MAINT add Maren Westermann in the documentation team (#30424)
DOC Improve wording in Getting Started page (#31926)
MNT: bump to array API 2025.12, array-api-compat 1.15, array-api-extra 0.10.3 (#34231)
DOC Fixing meeting calendar broken link (#34322)
DOC: Fixes broken link to scikit-learn-intelex documentation in install.rst page (#34640)
DOC Point users to pretty conda-forge install page (#30617)
DOC Fix broken links (#34491)
MAINT bump pyodide to 0.29.4 in jupyterlite config (#34040)
MNT reduce JupyterLite build size (#26246)
DOC Use text label instead of emoticon in ML map (#30347)
MNT: Fix `pre-commit run --all-files` (#32813)
ENH Turn `TargetEncoder` into a metadata router and route `groups` to `cv` object (#33089)
DOC Remove links to old scikit-learn tutorial videos (#30724)
DOC Tweak heading type (#33534)
Fix mailing list links (#34022)
FEA Callbacks API (#33322)
MNT don't use random_state in LogisticRegression unless it has an effect (#34287)
MNT Bump dev version to 1.10.dev0 (#34053)