File Transfer Protocol (or FTP) is the most popular way to transfer files on the Internet. Large archives of files will reside on an FTP server. You can, using a client, go to the FTP archive to retrieve the files. Netscape and Internet Explorer have built-in FTP support. Here are some places you can go to get free software:
They might be busy, so if they are, just try back again later. People like getting free software, it might take a few tries.