CompleteFTP by EnterpriseDT - CompleteFTP is a secure FTPS and SFTP server for Windows.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.
Progress WS_FTP - Progress WS_FTP is a robust FTP server solution that enables you to keep an eye on transfer details and security, accelerate file transfers, and protect your data with advanced settings and controls.
MobaSSH - Enhanced SSH server for Windows with Unix tools and much more
MFT Gateway - B2B/EDI Managed file transfer service-backed by the scalability of the Amazon Web Services (AWS) serverless platform.
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more