Top 20 NuGet file Packages

A File path library that is less wrong-headed than System.IO.Path
This package is old. Please use the Platform.VirtualFileSystem.Providers.Zip package. Find out more at: https://github.com/platformdotnet/Platform.VirtualFileSystem
Micro framework for enumerating a file system
Update the WMAppManifest to indicate that a Windows Phone 8.0 app works with a know, custom, file extension
Diff library for comparing CSV files.
File parser and writer that works with Mere.
.Net Dev Utils
IO wrapper around different providers
Library meant to provide easy abstraction and mockability for common .NET classes (e.g., DateTime, File, Environment).
Micro library to help with building sets of file/directory paths
Servant File Service is WCF library, that will be automatically hosted in any ASP.NET/MVC application as base_address/FileService.svc and will serve as file upload/download mechanism, stroring files in MS SQL database. Please use Servant.FileService.Client nuget package to access and use service.
Servant File Service Client is client library for Servant.FileService WCF Service.
Human friendly, textual representations of TimeSpan and file size using standard .NET types. It is light-weight, tested and supports PCL.
File handling functions for cross platform development on Android, iOS and WinRT
a tool to rename files.
MimeBank is a file-type checker for dotnet.
Provides a generic filesystem access layer.
Configuration from file for Trigger.NET
A generic file exporter based in a list of items but not matter which type.
Véritable couteau suisse du .net, rlcx Power tools contient une énorme quantité d'outils plus utiles les uns que les autres.