Removed these methods since they are already in package:collection. Here removed methods and their equivalents in package:collection:

• Iterable<Widget>.slicedWidgetsBuilder => Use Iterable.groupListsBy instead.
• Iterable.firstWhereOrNull, Iterable.lastWhereOrNull, Iterable.whereNot => Use Iterable.firstWhereOrNull, Iterable.lastWhereOrNull, Iterable.whereNot instead.
• Iterable.groupAsMap => Use Iterable.groupFoldBy, Iterable.groupListsBy, Iterable.groupSetsBy
• Iterable.to2D => Use Iterable.slices
• Iterable.earliest, Iterable.latest => Use Iterable.minBy and Iterable.maxBy
• Iterable<num>.sum, Iterable<num>.average, Iterable<num>.lowest, Iterable<num>.highest => Use Iterable<num>.sum, Iterable<num>.average, Iterable<num>.min, Iterable<num>.max
• Iterable<Iterable>.flatten => Iterable<Iterable>.flattened, Iterable<Iterable>.flattenedToList, Iterable<Iterable>.flattenedToSet
• Iterable.sliced => Use Iterable.skip() + Iterable.take() combination instead.
• List.safeSubList => Use Iterable.skip() + Iterable.take() combination instead.
• Set.subSet => Use Iterable.skip() + Iterable.take() + .toSet() combination instead.

Renamed these methods:

• Iterable.separate => Iterable.separated

• Added PaddedFlex, PaddedRow and PaddedColumn wrappers

Breaking #

• FlexGrid rewritten as MultiChildRenderObjectWidget for better performance
• FlexGrid now accepts children directly (removed generic type parameter)
• Minimum SDK raised to Dart 3.0.0

Added #

• FlexGrid.padding parameter
• All Material 3 ColorScheme colors via BuildContext extensions
• Comprehensive dartdoc documentation

Changed #

• Optimized humanAge() calculation
• Switched to very_good_analysis linter

Removed #

• BezierSquircleBorder

• Added ColorScheme colors to BuildContext
• Added BezierSquircleBorder
• Added StreamWhereType extension
• Renamed InputCounterBuilders → InputCounterWidgetBuilders
• Removed TextStyleFamily

• Added TickerBuilder.onTick parameter

• Added TickerBuilder widget

• Updated to new MediaQuery lookups
• Removed elementAtOrNull, singleOrNull (now in core)

• Initial release