CoreFTP.com

Core FTP LE
Core FTP LE - a free secure FTP Client with SSL/TLS, SSH/SFTP, IDN, ModeZ, fxp, dragdrop, browser integration, user-friendly interface(s), FTP/HTTP Proxy, Socks 4/5 support, remote file searching, queue manager, auto retry and resume of transfers,...

Core FTP Pro
Core FTP Pro - secure FTP Client with SSL/TLS, SSH/SFTP, IDN, scheduling, ModeZ, zip/unzip, encryption, download acceleration, scheduling, ping, traceroute, site to site transfers, dragdrop, browser integration, user-friendly interface(s),...

Core FTP Mini SFTP Server
Core FTP mini SFTP server - a free secure mini SFTP server using SSH/SFTP to allow transfer of files between computers over the internet and networks.