Xceed Zip for x64

An easy to use ActiveX/COM data compression library built for the x86-64 architecture. You name the feature, it does it. Zip, unzip, updating, converting, disk and memory streaming, AES encryption, no 4GB or file limit, various compression algorithms, filtering, split/spanned/self-extracting zip files and much more.

Updated and improved often and backed by a responsive support and development team whose sole ambition is your complete satisfaction.

• High-performance
• Supports the latest zip file format standards
• The richest feature set with 115 capabilities

Key Features:

• ActiveX/DLL technology:
  • Built for the x86-64 processor architecture. A version for the IA-64 processor architecture is also available on request.
    
  • A single fully self-contained COM object and ActiveX control written with ATL 3.0.
    
  • Requires no external compression DLLs, MFC DLLs or other runtime libraries.
    
  • Both single-threaded (STA) and multi-threaded apartment (MTA) model design.
    
• Compression & Zip file technology:
  • Supports WinZip 9.0 (and up) compatible AES strong encryption.
    
  • Fast, low memory usage compression engine.
    
  • 100% compatible with the PKZIP 2.04g format.
    
  • 100% compatible with the PKZIP 4.5 format.
• Major operations:
  • Zip files or memory buffers into new or existing zip files.
    
  • Unzip files to disk or directly to memory.
    
  • Compress and decompress strings or buffers completely in memory.