FTP Client Engine for Visual Basic 

The "FTP Client Engine for Visual Basic" (FCE4VB) is a royalty free FTP client library component that provides control of the FTP client protocol. Upload, download, delete, list, and append files from your for Visual Basic application program.
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FTP Client Engine for FoxPro 

The "FTP Client Engine for Visual FoxPro" (FCE4FP) is a royalty free FTP client library component that provides control of the FTP client protocol. Upload, download, delete, list, and append files from your for Visual FoxPro application program.
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FTP Client Engine for C/C++ 

The "FTP Client Engine for C/C++" (FCE4C) is a FTP client library component that provides control of the FTP client protocol. Upload, download, delete, list, and append files from your C/C++/C# application program. Royalty free distribution.
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Xceed FTP Library 

The Xceed FTP Library is a high-performance ActiveX control that allows developers to easily add FTP capabilities to their Windows or Web based applications and provides complete access to the feature rich and firewall friendly FTP protocol.
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