PowerTCP Zip Compression for ActiveX is an ActiveX/DLL that allows you to add high-speed, reliable zip/unzip functionality to your applications regardless of whether you are manipulating files or memory. Features include password encryption functionality, WinZip, PKZip and gzip compatibility, multi-threaded architecture, ASP support, long file name support, self-extraction, spanning support, status monitoring in real-time, Unicode support, wildcard support, 250% faster compression than most zip engines, and more.