Just to add to Neilo's suggestion about an FTP client I like Filezilla myself. It is open source and seems to work very good for my needs, it also has support for SFTP if you are in need of that.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.