Top 20 NuGet recordable Packages
INotifyPropertyChanged, Recordable (undo/redo) and Weak Event patterns. An official PostSharp pattern library.
Redistributable components for package 'PostSharp.Patterns.Xaml'. This package should only be installed as a dependency. (This is not the package you are looking for).
Command, Dependency Property and Attached Property patterns. Also contains WPF controls for PostSharp.Patterns.Model. An official PostSharp pattern library.