free secure FTP Client with SSL/TLS, SSH/SFTP, HTTPS, resume/retry, IDN.
License: Freeware
OS Support: WinXP, WinNT 4.x, WinME, Win98

FTP client, free, freeware, fast, reliable, simple, easy, multiple servers.
License: Freeware
OS Support: WinXP, WinNT 4.x, WinME, Win Vista, Win98

BitKinex integrates the functionality of an innovative FTP client, SFTP client and WebDAV client for Windows In addition to features found in other popular FTP programs BitKinex introduces several unique approaches and solutions.
License: Freeware
OS Support: WinXP, Win2000, Win Vista, Win7

CoffeeCup Free FTP is a fast, no-frills FTP program that makes it easy to drag and drop files to and from your Website It supports multiple server profiles, resumes broken uploads and downloads, and can transfer files in binary, ASCII, or auto-mode.
License: Freeware
OS Support: WinXP, Win Vista

AnyConnect is a a free FTP/FTPS/SSH/Telnet/Terminal client software AnyConnect supports multiple connections at once in a mixed mode where you can both FTP and make a terminal connection at the same time.
License: Freeware
OS Support: WinXP, Win2003, Win2000, Win Vista, Win7

Multi-threaded TFTP server commonly used to upload and download executable images and back up configurations for routers and switches.
License: Freeware
OS Support: WinXP, Win Vista