PowerTCP Zip Compression for .NET Tool

A .NET Zip library that provides the flexibility, security, performance, and support desired for efficiently integrating zip compression and encryption into your development projects. Includes many C# and VB code examples and samples. Here are some features not found in the .NET Framework.

Flexibility and Ease-of-Use

• WinZip, PKZIP, and UNIX gZip compatible
• Three levels of compression/performance control
• Large file (over 4 GB) support
• QuickZip and QuickUnzip short-cut methods
• Unicode filename support for international character sets
• 64-bit OS support
• Integrates with Visual Studio 2005, 2008, 2010
• WinZip, PKZIP, and UNIX gZip compatible
• Three levels of compression/performance for diverse speed and size requirements
• Large file (over 4 GB) support
• Compress a single file or multiple files with a single "QuickZip" method call
• Decompress files with a single "QuickUnzip" method call
• Unicode filename support for international character sets
• 64-bit OS support
• Stream support for zipping data in memory
• Unzip archives to memory using Streams
• Add items to existing zip files without re-compressing the entire archive
• Progress event for real-time monitoring of operations
• Wildcard support for batch operations
• Zip entire recursive directory trees
• Fine-tune operations on individual items in the archive
• Synchronous and asynchronous application design support
• Create self-extracting executables
• Span to multiple disks (Winzip compatible)
• Split to multiple files on the same disk
• Store data without compression
• Fully compatible with Winzip encryption
• AES encryption with 128-bit, 192-bit and 256-bit options
• Error handling using .NET exception classes
• Create custom desktop, service, console, and ASP.NET web applications
• Many sample projects for both C# and VB.NET, as well as ASP.NET included
• Compatible with Visual Studio 2005, 2008, 2010, 2012

High Performance

• High-performance compression engine
• Optimized "on the fly" streaming compression and inflation, without buffering to disk or memory
• Add files without re-compressing the entire archive
• Multi-threaded asynchronous functionality
• Fully developed in managed C#
• High-performance compression engine
• "On the fly" compression and inflation, without buffering to disk
• Zip or unzip data in real-time, as it is sent over the network
• Three levels of compression/performance for diverse speed and size requirements
• Add items to existing zip files without re-compressing the entire archive
• Multi-threaded asynchronous functionality
• "On the fly" encryption and decryption
• Create custom desktop, service, console, and ASP.NET web applications
• Many sample projects for both C# and VB.NET, as well as ASP.NET included

Comprehensive Security

• WinZip compatible security
• Standard zip encryption support
• AES encryption - 128-bit, 192-bit and 256-bit options
• "On the fly" encryption and decryption
• WinZip compatible security
• Standard zip encryption support
• AES encryption - 128-bit, 192-bit and 256-bit options
• "On the fly" encryption and decryption
• Fine-tune security on individual items in the archive
• Create custom desktop, service, console, and ASP.NET web applications
• Many sample projects for both C# and VB.NET, as well as ASP.NET included

Highlighted Features

• Wildcard support for batch operations
• Recursive directory tree support
• Stream support as compression/inflation data sources or destinations
• Span to multiple disks and split to multiple files on the same disk
• Self-extracting executables
• Integrates with Visual Studio 2005, 2008, 2010, 2012
• NET Framework 4 Client Profile compatible
• Many sample projects for both C# and VB.NET, as well as ASP.NET included

Zip Compression for .NET's sample projects >

Included with Zip Compression for .NET

• 2 Components/Major Classes.
• 6 Full Sample projects (in VB.NET, C#, ASP.NET, and Delphi 8).
• Full MS Help 2.0 Documentation, including extensive examples and tutorials.
• Free Introductory Support. 

Supported Environments

All PowerTCP for .NET components and classes will operate on any Microsoft operating system that fully supports the Microsoft .NET Framework, including 64-bit Windows. .NET components are dependent on the Framework rather than a specific operating system. Products support .NET Framework versions 2.0, 3.0, 3.5, 4.0, 4.5, 4.6 and 4.7. The components can be used with any .NET compliant language, including the following languages:

• C#
• VB.NET
• Managed C++

PowerTCP for .NET components have been tested in the following application environments:

• Standard Windows desktop applications
• Console applications
• ASP.NET web applications and Web Sites
• Windows service applications
• Web service applications

PowerTCP for .NET components have been tested in the following development environments:

• Visual Studio .NET (2005, 2008, 2010, 2012, 2013, 2015)

PowerTCP for .NET components do not currently support execution within Silverlight. If you are interested in using Dart products within your Silverlight solution, contact support@dart.com for more options.