To upload the content of your website to the server you can use any FTP client such as FileZilla, wsFTP, WebSitePublisher, DeluxeFTP, etc.
You can also use editors like Macromedia Dreanweaver that include built-in FTP clients.
You can download some ftp clients from the following address:
https://clientes.atlanticadigital.net/knowledgebase/41/Clientes-FTP