Top 20 NuGet commandline Packages

Command-line parsing API and utilities for console applications. Commonly used types: McMaster.Extensions.CommandLineUtils.CommandLineApplication McMaster.Extensions.CommandLineUtils.CommandOption McMaster.Extensions.CommandLineUtils.IConsole McMaster.Extensions.CommandLineUtils.Prompt McMaster.Ex...
Terse syntax C# command line parser for .NET. For FSharp support see CommandLineParser.FSharp. The Command Line Parser Library offers to CLR applications a clean and concise API for manipulating command line arguments and related tasks.
CommandLine Parser Library lets you easily define strongly typed command line arguments, allows automatic parsing of command line arguments and mapping the values to properties of your objects.
Provides command-line parsing API integration with the generic host API (Microsoft.Extensions.Hosting).
Parse command line arguments into user defined objects
The Clux library is intended to help C# developers provide a rich, detailed command-line user-experience with minimal effort
Terse syntax C# command line parser for .NET with F# support. The Command Line Parser Library offers to CLR applications a clean and concise API for manipulating command line arguments and related tasks.
A simple, strongly typed .NET C# command line parser library using a fluent easy to use interface
A framework for building command line application in F#. Supports command line option parsing, type-safe scanf, monadic command construction, automatic help & shell completion generation, and so on.
Terse syntax C# command line parser for .NET. For FSharp support see CommandLineParser.FSharp. The Command Line Parser Library offers to CLR applications a clean and concise API for manipulating command line arguments and related tasks.
TypedRest.CommandLine helps you build simple command-line clients using REST clients designed with TypedRest.
Cauldron.Consoles is a Cauldron.Core based parameter parser which supports grouping of parameters in execution groups. It is also supports localization and has a nice parameter table :) Breaking changes in 3.1.x - See https://github.com/Capgemini/Cauldron for more information.
Odin is a conventions-based library for routing command-line arguments to the appropriate code to execute.
Type-safe scanf for F#
Simple command line argument mapping
Command line parser with support for tokenizing, switches and attribute based arguments classes
NClap is a .NET library for parsing command-line arguments and building interactive command shells. It's driven by a declarative attribute syntax, and easy to extend.
Command line configuration provider implementation for Microsoft.Extensions.Configuration. This package was built from the source code at https://github.com/aspnet/Extensions/tree/9bc79b2f25a3724376d7af19617c33749a30ea3a
Easy access to commandline arguments via ConfigurationProvider
Topshelf.CommandLineOptions provides extension to use CommandLine options when installing and launching apps build using Topshelf.