Top 20 NuGet icommand Packages

Basic helper types for MVVM applications.
Async Extensions for ICommand Includes AsyncCommand and IAsyncCommand which allows ICommand to safely be used asynchronously with Task. Includes AsyncValueCommand and IAsyncValueCommand which allows ICommand to safely be used asynchronously with ValueTask
A utility library in .Net Standard 2.1 to easily add patterns such as Command, Query, Dispatcher, Interception...
A lightweight MVVM implementation for WPF (Windows Presentation Foundation) targeting both .NET Framework and .NET Core.
A utility library in .NetStandard to easily add patterns such as Command, Query, Dispatcher, Interception...
MVVM helper types.
A lightweight MVVM implementation targeting both .NET Framework 4.5 and .NET Standard 2.0.
A simple library for building cross-platform Xamarin Forms applications very quickly
A .NET Library to make working with Mvvm Patterns easier.
Contains some useful interface definitions and implementations classes for .Net.
Wpf related components for Gu.Reactive
A utility library in .Net Standard 2.1 to easily add patterns such as Command, Query, Disptacher, Interception..and use of Optional.
A bunch of reactive stuff
Simplify your XAML applications with Light.ViewModels!
MVVM<BareKnuckleStyle> - async first ICommand implementations
Fully featured ICommand implementation
Async Command for WPF, UWP,Uno Platform and Xamarin apps.
MVVM extensions designed for .NET Standard with support for async commands, MVVM-friendly Object and Task with support for UI notification.
MVVM<BareKnuckleStyle> - async ICommand extensions
Prism seems to not develop any further ICommand implementation. This lib extends or replaces the existing Prism Commands.