Top 20 NuGet parsing Packages

Command-line parsing API. A community-maintained fork of Microsoft.Extensions.CommandLineUtils, plus extras. Commonly used types: McMaster.Extensions.CommandLineUtils.CommandLineApplication McMaster.Extensions.CommandLineUtils.CommandOption McMaster.Extensions.CommandLineUtils.IConsole McMaster.Ext...
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.
The runtime library for parsers generated by the C# target of ANTLR 4. This package supports projects targeting .NET 2.0 or newer, and built using Visual Studio 2008 or newer.
The runtime library for parsers generated by the C# target of ANTLR 3. This package supports projects targeting .NET 2.0 or newer, and built using Visual Studio 2008 or newer.
The C# target of the ANTLR 4 parser generator for Visual Studio 2010+ projects. This package supports projects targeting .NET 2.0 or newer, and built using Visual Studio 2010 or newer.
The C# target of the ANTLR 4 parser generator for Visual Studio 2010+ projects. This package supports projects targeting .NET 2.0 or newer, and built using Visual Studio 2010 or newer.
Reads and writes CSV, fixed-length and other flat file formats with a focus on schema definition, configuration and speed. Supports mapping directly between files and classes.
Class library that defines a script language and an object abstraction of computable elements. The library helps application parse and execute script. Script is extensible, and it is easy for modules to extend the script engine.
Parse, generate or validate EDI documents.
Parse, generate or validate EDI documents.
Provides CsvParser and serialization for SharpLearning.
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 :)
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.
The .NET Core C# ANTLR 4 runtime from the ANTLR Organization
Command-line argument parser.
A natural language date parser for .Net. A port of Ruby's chronic.
A command management system compatible with .NET core >= 2.0. and .NET classic framework (including the obsolete .NET framework 2.0). Definition of commands, parsing of command-line arguments, execution of commands. Commands can be defined using a Startup class (similarly to ASP.NET Core) and/or us...
Contains script extensions for loading, fetching or processing content.
A .net wrapper for the ua-parser library
This .NET standard library contains various Parsers. It is part of the Windows Community Toolkit.