DotNetLibs ZIP Library

DotNetLibs

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.NET APIs to compress and decompress ZIP and GZIP archive

DotNetLibs ZIP is a flexible, reliable and mature Zip/Unzip library. Written entirely in managed code and works with .NET, Mono, Xamarin iOS, Android, .NET CF, UWP and Windows Phone.

Features

  • Intuitive API.
  • Compatible with many Zip archivers including WinZip, PKZIP, Info-ZIP, and many others.
  • Supports legacy ZIP 2.0 encryption method and WinZip compatible AES 128, AES 192, AES 256 encryption methods.
  • Password protect existing ZIP file without decompressing it.
  • Unicode file name support.
  • Supports large archives - over 4GB.
  • Supports large archives - over 4GB.
  • No intermediate storages used in all operations.
  • Supports multi-core compression - the number of cores used for compression can be configured via ZipArchive.Options.CompressorCount property.
  • Supports wildcard mask in multi-file operations (searching, adding, extracting and deleting).
  • Advanced file filtering using the FileSet class.
  • Supports opening self-extracting ZIP archives.
  • Recursive directory tree operations.
  • Supports stream and file based operations.
  • Possibility to access decompression stream directly.
  • Create ZIP files in memory.
  • Add data to ZIP file from stream or memory.
  • Supports shrinking ZIP archive.
  • Supports Deflate and Enhanced Deflate (compatible with Deflate64(tm) by PKWARE).
  • Read/write comments within ZIP file.
  • Thread-safe.
  • Add, extract, delete, move/rename files in ZIP archive.
  • Move capability makes it possible to delete source item after successful transfer.
  • 10 compression levels.
  • FIPS compliant mode in which only FIPS-approved modules are used.
  • Supports for asynchronous operations including .NET 4.x-style task-based API.
  • Storing and restoring file dates and attributes (Read-only, Archive, Hidden and others).
  • Compress and decompress data on-the-fly (in-memory byte array).
  • Supports for IEnumerable in ZIP item collections (required for using LINQ).
  • Archive contents listings with complete file details (original size, compressed size, creation and last modification dates, CRC checksum, comment).
  • Dont use any open-source ZLib compression libraries.
  • Supports GZipCompression stream and GZipDecompression stream.
  • Royalty free
  • One year of free updates
  • No open source code used
  • 100% managed C# code

Quick start samples

Add files to an archive

 

using (var zip = new ZipArchive(@"myArchive.zip")) {   // Add a single file   zip.AddFile(@"C:\temp\source-file.txt");   // add all .dat documents from myFolder   zip.Add(@"c:\myFolder\*.dat"); }