Top 20 NuGet io Packages

The rolling file sink for Serilog
The email sink for Serilog
An abstract/virtual filesystem framework with many built-ins filesystems for .NET
CodeJam is a set of handy reusable .NET components that can simplify your daily work and save your time when you copy and paste your favorite helper methods and classes from one project to another.
Firebend Auto Crud extension pack for exporting entities to csvs or spreadsheets using ClosedXML and CsvHelper
The System.IO.TextWriter sink for Serilog
Deprecated in favor of Syroot.BinaryData
Firebend Auto Crud extension pack for exporting entities to csvs or spreadsheets using ClosedXML and CsvHelper in aspnet core controllers
PCL Storage provides a consistent, portable set of local file IO APIs for .NET, Windows Phone, Windows Store, Xamarin.iOS, Xamarin.Android, and Silverlight. This makes it easier to create cross-platform .NET libraries and apps.
Snappy is an extremely fast compressor (250MB/s) and decompressor (500MB/s). Snappy.NET is a P/Invoke wrapper around native Snappy, which additionally implements Snappy framing/streaming format.
This library only contains interfaces. No implementations are provided. PCL Storage provides a consistent, portable set of local file IO APIs for .NET, Windows Phone, Windows Store, Xamarin.iOS, Xamarin.Android, and Silverlight. This makes it easier to create cross-platform .NET libraries and apps...
IO helper slots for Magic to manipulate files and folders on your server using Hyperlambda. To use package go to https://polterguy.github.io
Provides IO resources such as files to requesting clients
Transactional File Manager is a .NET API that supports including file system operations such as file copy, move, delete, append, etc. in a transaction. It's an implementation of System.Transaction.IEnlistmentNotification (works with System.Transactions.TransactionScope). See GitHub project for more ...
I/O Framework for Web, APIs and Files
GPA Gemstone IO Library
General purpose C# code library.
Ecng.IO
Common API surface for decoding and encoding data from/to stream or I/O pipe.
Provides various convenience methods for dealing with files.