Top 20 NuGet settings Packages

Reading json configurations
Ini.NET is an easy to use api to read/write INI configuration files in .Net.
This package has better json settings of Newtonsoft with Nodatime.
Simple Settings is a small library that allows easy access to settings reading and writing from and to self defined classes.
Reading and writing .net application settings.
Contains the abstraction interfaces for the phirSOFT SettingsService.
Configuration encryption helper
Save settings on secure storage: KeyChain / PasswordValut / KeyStore / ProtectedData
POCOs for XML serialized objects in app.config and web.config
Application Settings management for the xPike paved-road.
Extension to FluentValidation to validate your configuration on startup.
Just enough settings manager.
Base infrastructure for implementing configuration.
Package Description
Configuration provider from External json
Configuration provider from Mongo
Configuration encryption helper