The FileZilla FTP client is a fast and stable client which is very popular with users on the internet. It is one of the most download FTP programs on the internet for a number of reasons. It can use FTP, FTPS and also SFTP when transferring files to a remote server.
The attraction to FileZilla is that it is easy to use and also supports IPv6 and is available in many languages. The clients also offer much like Core FTP it allows for resume, pause and can transfer large 4+GB files to a remote server.