Linux and Mac OS X users may use the corresponding command line tool p7Zip or build-in Zip extractors. For windows users securing a copy of 7-Zip is highly recommended.After you select all the files and folders you want to include in the zip file, right-click or Control-click on any one of the items and select Compress from the pop-up menu.
Shift-click to select a range of files or command-click to select nonadjacent items.