WinSCP is an open source free FTP client and SFTP client for Windows that also supports the SCP protocol. WinSCP U3's main function is safe copying of files between a local and a remote computer.
FEATURES:
TE Graphical user interface
TE Translated into several languages
TE Integration with Windows (drag and drop, URL, shortcut icons)
TE U3 support
TE All common operations with files
TE Support for SFTP and SCP protocols over SSH-1 and SSH-2 and plain old FTP protocol
TE Batch file scripting and command-line interface
TE Directory synchronization in several semi or fully automatic ways
TE Integrated text editor
TE Support for SSH password, keyboard-interactive, public key and Kerberos (GSS) authentication
TE Integrates with Pageant (PuTTY authentication agent) for full support of public key authentication with SSH
TE Windows Explorer-like and Norton Commander-like interfaces
TE Optionally stores session information
TE Optionally supports standalone operation using a configuration file in place of registry entries, suitable for operation from removable media
Release notes: New Release<br/>TE Masking out password in open command in logs.
TE Location of XML log file can be configured in .NET assembly.
TE Bug fix: Several flaws in file mask validation on Edit mask dialog.
TE Bug fix: Selecting and filtering files using exclude mask only was not working.
TE Bug fix: Failure to open session in scripting from command line was not reported in exit code.
TE Bug fix: Session settings TunnelHostKey was not working.
TE Bug fix: Path word-breaking was not working on most dialogs.
TE Bug fix: Timeout while waiting for user to enter password with FTP protocol.
TE Bug fix: Newly created local directory is not opened with synchronized browsing.
TE Bug fix: Cannot change local folder anymore after system-wide change, when local tree is hidden.
TE Bug fix: Failure in Session.Open on x64 systems.
TE Bug fix: Failure when starting as user without desktop <br/> [ Portable WinSCP full changelog ]