Top 20 NuGet config Packages

HumbleConfig is a simple abstraction on top of multiple config sources
A .Net library for working with .ini files
A project to simplify reading config application/web config files in .Net
Classes for extending the System.Configuration namespace.
Toolkit for testing configuration file access and custom configuration sections.
A tool for comparing two .config files and generating an XDT transform (Microsoft XML Document Transform). Useful for creating transforms for existing production web.config or app.config files. Can also be used for unordered XML comparison, as an alternative to Microsoft's XML Diff tool.
An app config based configuration for Imgix-Dotnet a fluent Imgix.com link builder.
ConfigEasy let you initialize static fields of a class with appSettings of a configuration file. It can manage different format and any configuration file with the appSettings section.
Request will be authorized when the Authorization Header will have a matching token in the configured list in the web.config
Allows to generate app.config file from configuration class
An implementation of ServiceStack IAppSettings interface that uses Consul.io key/value store as backing storage
Simple .NET Strongly-typed Application Configuration with YAML
Text based configuration files based on key value pairs. Support for: - Singleline values - Multiline values - Here document mode - Literal mode - Events for add and change key
Helper package for easy configuration
Tweak is a library that helps you to create strongly typed settings read from different sources e.g. appsettings, json etc.
Paralect Config
A plugin for Cake for environment-based configuration transformations
Reads main and local assembly configurations.