QuantumFTP is a freeware FTP client for windows whcih offers drag and drop with an explorer like view to fit in seamlessly with windows. It supports connection via a SOCKS proxy and queue management to prioritize transfers. Secure connections via FTPS (SSL/TLS) and SFTP(FTP over SSH) are supported, enabling you to transfer files securely. Both implicit and explicit SSL modes are available. QuantumFTP also offers transfer resume support and an anti-idle feature which prevents server disconnections due to timeouts. A tabbed interface lets you connect to multiple servers simultaneously, and manage transfers from each.