FTPx links are FTP server downloads (more reliable for dialup and slower connections),
HTTPx links are HTTP (web) server downloads.
32-bit installs run on all versions of Windows, 64-bit installs only run on x64 versions of Windows.
Ansi versions run on all versions of Windows but is recommended for Windows 98/ME & WinNT 4.0 only
The 'LE' version of the software is a freeware FTP client for unlimited personal and educational use. Business and commercial
use of Core FTP LE (as of version 1.1d) is also free under terms specified in the help file. Purchasing a license will give
additional functionality, support, and upgrades.