Provides classes that support the compression and decompression of streams.

Commonly Used Types:

System.IO.Compression.DeflateStream

System.IO.Compression.GZipStream

System.IO.Compression.CompressionMode

System.IO.Compression.CompressionLevel

System.IO.Compression.ZipArchiveEntry

System.IO.Compression.ZipArchive

System.IO.Compression.ZipArchiveMode

When using NuGet 3.x this package requires at least version 3.4.

To install System.IO.Compression, run the following command in the Package Manager Console

Requires NuGet 2.12 or higher.

Release Notes

https://go.microsoft.com/fwlink/?LinkID=799421

Owners

• microsoft
• dotnetframework

Copyright

© Microsoft Corporation. All rights reserved.

Dependencies

• .NETCore 5.0

  • runtime.native.System.IO.Compression (>= 4.3.0)
  • System.Buffers (>= 4.3.0)
  • System.Collections (>= 4.3.0)
  • System.Diagnostics.Debug (>= 4.3.0)
  • System.IO (>= 4.3.0)
  • System.Resources.ResourceManager (>= 4.3.0)
  • System.Runtime (>= 4.3.0)
  • System.Runtime.Extensions (>= 4.3.0)
  • System.Runtime.Handles (>= 4.3.0)
  • System.Runtime.InteropServices (>= 4.3.0)
  • System.Text.Encoding (>= 4.3.0)
  • System.Threading (>= 4.3.0)
  • System.Threading.Tasks (>= 4.3.0)

• .NETFramework 4.5

  • No dependencies.

• .NETFramework 4.6

  • No dependencies.

• .NETStandard 1.1

  • System.IO (>= 4.3.0)
  • System.Runtime (>= 4.3.0)
  • System.Text.Encoding (>= 4.3.0)

• .NETStandard 1.3

  • Microsoft.NETCore.Platforms (>= 1.1.0)
  • runtime.native.System (>= 4.3.0)
  • runtime.native.System.IO.Compression (>= 4.3.0)
  • System.Buffers (>= 4.3.0)
  • System.Collections (>= 4.3.0)
  • System.Diagnostics.Debug (>= 4.3.0)
  • System.IO (>= 4.3.0)
  • System.Resources.ResourceManager (>= 4.3.0)
  • System.Runtime (>= 4.3.0)
  • System.Runtime.Extensions (>= 4.3.0)
  • System.Runtime.Handles (>= 4.3.0)
  • System.Runtime.InteropServices (>= 4.3.0)
  • System.Text.Encoding (>= 4.3.0)
  • System.Threading (>= 4.3.0)
  • System.Threading.Tasks (>= 4.3.0)

• MonoAndroid 1.0

  • No dependencies.

• MonoTouch 1.0

  • No dependencies.

• Portable Class Library (.NETFramework 4.5, Windows 8.0, WindowsPhoneApp 8.1)

  • No dependencies.

• Windows 8.0

  • No dependencies.

• WindowsPhoneApp 8.1

  • No dependencies.

• Xamarin.iOS 1.0

  • No dependencies.

• Xamarin.Mac 2.0

  • No dependencies.

• Xamarin.TVOS 1.0

  • No dependencies.

• Xamarin.WatchOS 1.0

  • No dependencies.

Version History

Version	Downloads	Last updated
System.IO.Compres... 4.3.0 (this version)	2,432,155	Tuesday, November 15, 2016
System.IO.Compres... 4.3.0-preview1-24530-04	177,788	Monday, October 24, 2016
System.IO.Compres... 4.1.0	2,368,790	Monday, June 27, 2016
System.IO.Compres... 4.1.0-rc2-24027	2,175,918	Monday, May 16, 2016
System.IO.Compres... 4.1.0-beta-23516	39,680	Wednesday, November 18, 2015
System.IO.Compres... 4.0.1-beta-23409	13,230	Thursday, October 15, 2015
System.IO.Compres... 4.0.1-beta-23225	31,237	Tuesday, September 1, 2015
System.IO.Compres... 4.0.0	1,227,836	Wednesday, July 29, 2015
System.IO.Compres... 4.0.0-beta-23109	73,220	Monday, July 27, 2015
System.IO.Compres... 4.0.0-beta-23019	22,991	Tuesday, June 30, 2015
System.IO.Compres... 4.0.0-beta-22816	68,808	Friday, April 24, 2015
System.IO.Compres... 4.0.0-beta-22605	6,589	Friday, February 13, 2015
System.IO.Compres... 4.0.0-beta-22416	3,728	Friday, January 16, 2015
System.IO.Compres... 4.0.0-beta-22231	20,297	Tuesday, November 11, 2014