FTP Server Software

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  FileZilla ServerFree

  A server that supports FTP and FTP over SSL/TLS which provides secure encrypted connections to the server.

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  SolarWinds TFTP ServerFree

  Free TFTP server for reliable network file transfers.

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  Xlight FTP ServerFree

  A high performance and easy to use ftp server software for Windows. 

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  Syncplify.me Server!Free to try

  Secure, dependable SFTP and FTP(E/S) server for Windows.