Look at third-party tools like DynaZIP.

HTH

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>I wonder if any of you know of an existing class or way to include file compression technology (aka ZIP) into a VFP app. All I want is a way that I can pick some files and make a zip file out of them and with some sort of progress bar.
>
>Uses for this I'm sure are countless, in my case I need it for Archiving (and potentially Dearchiving) dbf data (few hundred million records per year).