IPWorks ZIP

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Details

Add advanced file and streaming compression to your applications. A suite of easy, fast, and effective components that enable developers to rapidly add advanced compression and decompression features into any application using the Zip, Tar, Gzip, 7-Zip, Bzip2, ZCompress, or Jar standards. The IPWorks Zip components were built from the ground up combining exceptional speed with an excellent data compression ratio.

https://www.nsoftware.com/ipworks/zip/

Features

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.
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.
128-bit, 192-bit, and 256-bit Advanced Encryption Standard (AES) encryption.
Zip64 Archives support - 4GB+ zip files with virtually unlimited number of included files.
A complete unified framework with a common, easy-to-learn object model and simplified interfaces that help you get more done.
Components are thread-safe on critical members.
Fast, robust, reliable - the components consume minimal resources.
Native development components for all supported platforms and component technologies.
Rigorously tested, rock-solid components 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 knowledgebase.
Backed by multi-tier professional support, including free email support and enterprise-level paid support.