Zip Library
Components for advanced file and streaming compression. A library of easy, fast, and effective components that enable developers to rapidly add advanced compression and decompression features into any application.
DownloadThe Latest IPWorks Zip Is Now Available! The most recent version of IPWorks Zip features a modernized and streamlined experience, including async and cross-platform support in .NET [learn more].

Advanced File And Streaming Compression Components
The current release of IPWorks Zip allows developers to easily integrate compression and decompression into applications using the Zip, Tar, Gzip, 7-Zip, Bzip2, ZCompress, or Jar standards for compression. The IPWorks Zip components were built from the ground up combining exceptional speed with an excellent data compression ratio.
Major Compression Standards
Components support major compression and archiving standards including Zip, Jar, Gzip, 7-Zip, Bzip2, ZCompress, and Tar.
Industrial Strength AES Encryption
Industry standard 256-bit Advanced Encryption Standard (AES) encryption compatible with all major utilities.
Uniform & Extensible Design
Very easy to use, with a uniform, intuitive, and extensible design. Common component interfaces across platforms and technologies.
Fully Integrated Components
Native software components for any supported development technology - with no dependencies on external libraries.
Blazing Fast Performance
Based on an optimized asynchronous socket architecture that has been actively refined for over three decades.
Outstanding Technical Support
Backed by an expert team of support professionals. Free Email Support for everyone. Premium Support also available for a fee.
Red Carpet Vol. 1 2023 Now Available
Cloud SMS Beta, IPWorks VoIP Beta, .NET 7, PKI Proxy and more
New and updated Red Carpet Subscription toolkits and products are now available. We are introducing Cloud SMS, IPWorks VoIP, and PKI Proxy. FIPS 140-2 compliance has been added to S3 Drive, SFTP Drive, and SFTP Server. New JAdES components and .NET MAUI support have been added to SecureBlackBox. All .NET editions now support .NET 7.
IPWorks Zip is available as part of the Red Carpet Subscription. Download IPWorks Zip or read the update highlights.
Product Features
IPWorks Zip is a suite of robust, easy, fast, and effective components enabling developers to embed file and streaming compression into web or desktop applications. Supports major compression/decompression standards including Zip, Jar, Gzip, 7-Zip, Bzip2, ZCompress, and Tar.
- Streaming support during file compression/decompression.
- Delete individual files within and archive without decompressing the entire file.
- Zip file password encryption.
- Support for the Open XML Packaging format used in Microsoft Office.
- A complete unified framework with a common, easy-to-learn object model and simplified interfaces enable you to do more.
- List the contents of Zip files without having to decompress.
- Configurable compression level and performance optimization based on either speed or compression ratio.
- Easily compress or decompress entire directories and their contents.
- PKZip-compatible Zip compressor for creating self-extracting archives for native Windows platforms.
- Components are thread-safe on critical members.
- 128-bit, 192-bit, and 256-bit Advanced Encryption Standard (AES) encryption.
- Zip64 Archives support - 4GB+ zip files with a virtually unlimited number of included files.
- Fast, robust, reliable components that consume minimal resources.
- Native development components for all supported platforms and technologies.
- Rigorously tested, rock solid libraries that have undergone hundreds of thousands of hours of testing both internally by our QA team and externally through customer installations.
- Detailed reference documentation, sample applications, fully-indexed help files, and an extensive online knowledge base.
- Backed by multi-tier professional support, including free email support and enterprise-level paid support.
Supported Platforms
.NET
.NET Framework & Cross-platform Components
Based on a 100% C# codebase, with no dependencies on native code. The edition of choice for all .NET applications.
Cross-platform support for Windows, Linux, macOS and anywhere .NET is supported. Due to OS limitiations, not all features are available on all operating systems. Native libraries are also available for individual platforms.
- Fully-managed .NET components written in C#.
- .NET Standard 2.0 and 2.1 support.
- Support for .NET 7, .NET 6, .NET 5, .NET Core 3.1, and earlier.
- Works with Xamarin and MAUI via .NET 6.
- Support for Windows IoT.
- Comprehensive integrated product documentation.
- Seamless integration with Visual Studio.
- Support for .NET Framework 2.0 - 4.8.
- Extensive demo applications written in C#.
Java
Pure Java Classes (Java/J2EE)
Pure Java Classes for Internet Programming. The very same components as in other editions of the product, translated in Pure Java for extreme portability across platforms.
- Pure Java Classes.
- Includes an extensive library of pure Java demo applications.
- J2EE version is optimized for sever side development.
- Seamless integration with popular development environments including JBuilder, Eclipse, and IntelliJ.
- Support for JDK version 1.5 and up.
C++
C++ Class Libraries (Windows / Linux / macOS)
C++ classes packaged in 32-bit & 64-bit Windows DLLs, and C++ libraries that can be compiled against many Unix flavors, including but not limited to Linux, Solaris, macOS, AIX, FreeBSD, etc. The edition of choice for C++ programming on any platform or C++ development technology.
- 32-bit & 64-bit C++ class libraries (Windows DLLs).
- C++ libraries for Unix (Linux, Solaris, FreeBSD, macOS, etc.).
- C++ ARM Support.
- Extensive console demo applications.
- Demo applications and comprehensive documentation.
- Obfuscated source code available with the Red Carpet Subscription.
- Seamless integration with popular development environments including Microsoft Visual C++.
- Dynamic library for macOS development using Swift & Objective-C on Intel and Apple Silicon (ARM64).
macOS
XCFramework for macOS and iOS development
Modern XCFrameworks for building high performance macOS and iOS applications with blazing connectivity capabilities.
- Support for native Swift development (including Swift 5)
- XCFramework packaging for macOS, iOS, iOS simulator, and Catalyst projects
- Full support for Intel and Apple Silicon (ARM64)
- Easy integration in XCode 13+
- Simplified support for Objective-C projects
- Extensive demo applications and comprehensive documentation
Swift
XCFramework for macOS and iOS development
Modern XCFrameworks for building high performance macOS and iOS applications with blazing connectivity capabilities.
- Support for native Swift development (including Swift 5)
- XCFramework packaging for macOS, iOS, iOS simulator, and Catalyst projects
- Full support for Intel and Apple Silicon (ARM64)
- Easy integration in XCode 13+
- Extensive demo applications and comprehensive documentation
JavaScript
Pure JavaScript for Node.js, Electron and other Platforms
Pure JavaScript classes with no additional dependencies. Optimized for use in Node.js and Electron.
- Pure JavaScript classes with no dependencies.
- Support for all major Node.js versions.
- Seamless integration with Visual Studio Code.
- Optimized for performance.
- Comprehensive product documentation with extensive sample applications.
- Seamless integration with Electron.
Delphi
Delphi VCL Components
Native Delphi VCL components with no external dependencies. It features the same trustworthy components that come with other editions, available as native Delphi VCLs for real Delphi performance.
- Native Delphi VCL and FMX components.
- Extensive Delphi demo applications.
- Comprehensive integrated product documentation.
- Support for Lazarus IDE and Free Pascal.
- Support for all Delphi versions between Delphi 6 and RAD Studio 11.
- Support for Windows, Linux and macOS.
C++ Builder
C++ Builder VCL's
Native C++ Builder components, written in C++ and compiled with the C++ Builder compiler for blazing performance. The natural choice for C++ Builder programming.
- Native C++ Builder components.
- Extensive C++ Builder demo applications.
- Comprehensive integrated product documentation.
- x86 and x64 platform support.
- Support for all C++ Builder versions between C++ Builder 2009 and RAD Studio 11.
PHP
Cross-platform PHP Component Libraries
Cross-platform PHP component libraries / extensions for development on Windows, Unix, Linux, macOS, etc.
- 32-bit & 64-bit PHP libraries (Windows DLLs).
- PHP libraries for Unix (Linux, Solaris, FreeBSD, macOS, etc..).
- Support for PHP 7 (Version 7.0, 7.1, 7.2, 7.3, and 7.4).
- Support for PHP 5 (Version 5.2, 5.3, 5.4 and 5.5).
- Seamless integration with popular development environments including Eclipse.
- Demo applications and comprehensive documentation.
- Obfuscated source code available with the Red Carpet Subscription.
- Support for PHP 8.0
Python
Python modules (Windows / Linux / macOS)
Python modules for Windows, Linux, and macOS featuring the same trustworthy components that come with other editions, available for use in Python 3.
- Python modules for Windows, Linux, and macOS.
- Support for Python 3.
- Extensive console demo applications.
- Easy installation using PIP.
- Demo applications and comprehensive documentation.
Android
Pure Java Beans, Optimized for Android
Highly optimized pure JavaBeans for integrating blazing connectivity into Android applications.
- Pure Java Beans Optimized for Android.
- Includes an extensive library of pure Java demo applications.
- Seamless integration with popular development environments including Android Studio.
iOS
XCFramework for iOS development
Modern XCFrameworks for building high performance iOS applications with blazing connectivity capabilities.
- Support for native Swift development (including Swift 5)
- XCFramework packaging for macOS, iOS, iOS simulator, and Catalyst projects
- Full support for Intel and Apple Silicon (ARM64)
- Easy integration in XCode 13+
- Simplified support for Objective-C projects
- Extensive demo applications and comprehensive documentation
Qt
Qt Class Libraries (Windows / Linux / macOS)
High-performance Qt classes packaged in 32-bit & 64-bit Windows DLLs; and C++ libraries that can be compiled against Linux, macOS, FreeBSD, and more. The edition of choice for Qt development on any platform.
- 32-bit & 64-bit C++ class libraries (Windows DLLs).
- C++ Libraries for Unix (Linux, macOS, FreeBSD, etc.).
- Support for Qt 4.8 and Qt 5.
- Seamless integration with Qt Creator.
- Obfuscated source code available with the Red Carpet Subscription.
Linux
C++ Class Libraries (Unix / Linux)
C/C++ libraries that can be compiled against any Linux or Unix OS. The edition of choice for C++ programming on any platform or C++ development technology.
- C/C++ Libraries for Unix (Linux, Solaris, FreeBSD, macOS, etc..).
- Extensive console demo applications.
- Seamless integration with popular development environments including Microsoft Visual C++.
- Compilable source code for compilation on various Unix platforms.
- Framework for macOS & iPhone development using Swift & Objective-C (Cocoa).
- Demo applications and comprehensive documentation.
- Obfuscated source code available with the Red Carpet Subscription.
Included Demos
The following demos are installed with the product. Please Download the trial to get started.
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Starting at $299
IPWorks Zip includes everything needed to add File & Streaming Compression to any application - on any platform or development technology.