yallie / unzip

Tiny unzip helper class for .NET 3.5 Client Profile and Mono 2.10, written in pure C#.

Unzip

• http://nuget.org/packages/unzip
• https://github.com/yallie/unzip

Description

This is a tiny (~300 lines with comments) self-contained Unzip helper class for .NET Framework v3.5 Client Profile or Mono 2.10. To use it, simply include Unzip.cs into your C# project or install Unzip package from Nuget:

• Install-Package Unzip

Usage

using (var unzip = new Unzip("zyan-sources.zip"))
{
	// list all files in the archive
	foreach (var fileName in unzip.FileNames)
	{
		Console.WriteLine(fileName);
	}

	// extract single file to a specified location
	unzip.Extract(@"source\Zyan.Communication\ZyanConnection.cs", "test.cs");

	// extract file to a stream
	unzip.Extract(@"source\Zyan.Communication\ZyanProxy.cs", stream);

	// extract all files from zip archive to a directory
	unzip.ExtractToDirectory(outputDirectory);
}

Alternatives

• System.IO.Compression.ZipArchive for .NET Framework v4.5 projects.
• SharpGIS.UnZipper Nuget package for Silverlight and Windows Phone projects. MS-PL. ~8k.
• ZipStorer library for zip compression and decompression. MS-PL. ~33k.

Full-featured libraries

• SharpZipLib supports Zip, GZip, Tar and BZip2 archives. GPL. ~200k.
• DotNetZip supports Silverlight and Compact framework, AES encryption. MS-PL. ~250-480k.
• SharpCompress supports Zip, Gzip, Tar, Rar and 7z. MS-PL. ~440K.

Thanks

• Yannic Staudt for contributing a bugfix
• Per Lundberg for several contributions
• Damien Guard for CRC32 computation algorithm