The ZipMaster/Builder components can be used to create what is commonly referred to as a CONSOLE application. Using Delphi, I think this is on the Options|Linker tab. Hope this helps. James Turner -----Original Message----- I have a question. I need to write a command line zip and unzip tool in Delphi. Will delphizip do this? Thanks, Dave ----------- To unsubscribe from this list, send an empty e-mail message to: delphizip-request@xxxxxxxxxxxxx and put the word unsubscribe in the subject.