1)   ACDZip 1.0
ACDZip is the zip software you can use to zip and unzip files efficiently. While opening zip files, ACDZip lets you view thumbnails of zipped pictures. You can easily choose the files you want to unzip without having to extract the entire archive.

 2)   PowerPressed for PowerPoint 3
This is an amazing add-in for optimizes PowerPoint® files by up to 95%! PowerPressed produces a file that is a fraction of the size without altering the .ppt format. It installs directly into PowerPoint® toolbar Unlocking the Power of Communication.

 3)   addZIP Compression Components 1.0 pre 2
The addZIP Compression Components are the simplest way to add thePKZIP compatible file compression and decompression to your programs. These royalty-free, multithreaded ActiveX/COM components are compatible with all 32-bit development software.

 4)   ByteShift File Encryption & Compression 2.0
Quickly encrypt and compress confidential files for secure storage or transfer over insecure networks, such as via email attachments or instant messenger. Zip Unzip - Encrypt Decrypt. Free 10-day Trial download.

 5)   MessageLock for Outlook 2007/2003/XP/2000 1.8.383
MessageLock integrates email encryption and a zip file compression into Microsoft Outlook. Compatible with other zip utilities. No special reader required by receiver. Dowload a trial today.