Top 20 NuGet parser Packages

Parse math expressions, generate lambda expressions and compiled functions.
A .NET Library for parsing wikitext into AST.
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.
AtleX.CommandLineArguments is a helper library to facilitate parsing command line arguments into a strongly-typed object. Values can be validated with extensible and customisable validators and the library can automatically generate help for the user.
Command line utility for parsing and uploading metrics to server.
Command-Line Parameters Parsing
A class which represents an ini file and provides methods to write and read them.
C# library for parsing string equations into functions.
Extensions for use TryParse of types with a tuple result (https://github.com/lucasteles/TupleTryParse)
SubtitleParser for Cross-Platform, Works on all Xamarin platform (Xamarin.iOS, Xamarin.Android, Xamarin.Forms), .NET and UWP
A lightweight string to function parser.
A super simple JSON library with all the functional goodness of F#
A simple RSS/Atom/RDF parser library for .NET and .NET Core
Tools based on Gardens Point Parser Generator version 1.5.2
A Roslyn-like parser for the Salesforce programming language APEX
Parse string to expression tree and evaluation its value
Package Description
Sprog (Danish for 'Language') string parsing library written for C# 11+ and .NET.
Library for reading EPUB file format built on top of .NET Standard 2.0 and F#. Safe, simple and extendable.