wodFTPServer
wodFTPServer is an ActiveX Component that implements server side of following protocols: FTP, FTP/S (FTPS or FTP+SSL) both in explicit and implicit modes, and SFTP (secure ftp subsystem on SSH2 secured channel). Support for all 3 protocol is transparent for your programming - you have same set... Features include support for FTP, SFTP and FTPS protocols support for certificate and privatekey authentications (required or optional) set of events to control every aspect of client's connection - when he changes directory, lists directory contents, downloads file....
http://www.weonlydo.com/Samples/wodFTPServer.exe - 2Mb - Download - Screenshot

EngInSite DataFreeway
DataFreeway is a freeware SSH (SSH1,SSH2,SFTP), WebDAV, FTP, FTPS Client for Windows. EngInSite DataFreeway allows you to access remote servers from your Windows desktop. This is an innovative, network, plug-in based client, which supports multiple transfer protocols (SSH,WebDAV, FTP). ... Standard techniques, like drag-and-drop and copy-and-paste, allow users to transfer files between servers running different transfer protocols, and download/upload files to/from a local machine. ... Its user interface provides a simple, protocol-independent way to transfer data.
http://www.enginsite.com/download/DataFreeway.exe - 2Mb - Download - Screenshot

FastTrack FTP
This FTP client can handle file groups and allows you to change attributes of files stored on an FTP-server. The special editor allows you to edit files directly on the server. You can set up additional custom commands and add them to the main menu. Custom commands can be grouped by various... 5 and 5, download speed display, and assigning the starting directory (on a local hard drive as well as on a server) for each server. ... There is also a 'keep alive' feature which keeps the connection to a server alive by sending special commands.
http://www.fasttrackftp.com/demo/ftftpsetup.exe - 3Mb - Download - Screenshot

FTP Commander Deluxe
This secure FTP client is especially designed for the most demanding professionals and offers everything a professional would expect from such a program, and more. FTP Commander Deluxe ftp client features modern security standards including SSL, SSH, PGP, and password encryption. ... The secure FTP client can handle file groups and allows you to change the attributes of files stored on an FTP-server. ... To support simultaneous file transfer, the FTP client creates the required number of sessions.
http://www.internet-soft.com/DEMO/cftpdeluxesetup.exe - 273Kb - Download - Screenshot

SocketTools Secure Scripting Edition
SocketTools Secure Scripting Edition consists of Component Object Model (COM) libraries designed for use in scripting languages such as VBScript and JavaScript. The components do not have the inherent overhead of ActiveX controls and implement a threading model for more efficient use with Active... Using the popular SocketWrench component that is part of SocketTools, you can also write your own, custom secure server applications. ... Your data is protected by industrial strength 128-bit encryption, with full support for client certificates.
ftp://ftp1.catalyst.com/pub/cstools/st45ss32.zip - 7Mb - Download - Screenshot

SocketTools Secure Subscription
The SocketTools Secure Subscription plan includes standard Windows dynamic link libraries (DLLs), ATL-based scripting components and ActiveX controls (OCXs) which can be used in a wide variety of programming languages such as Visual Studio. NET, Visual C++, Visual Basic and Delphi. ... Your data is protected by industrial strength 128-bit encryption, with full support for client certificates. ... Using the popular SocketWrench component that is part of SocketTools, you can also write your own, custom secure server applications.
ftp://ftp1.catalyst.com/pub/cstools/cst45sec.zip - 16Mb - Download - Screenshot

SocketTools Secure Library Edition
The SocketTools Secure Library Edition includes standard Windows dynamic link libraries (DLLs) which can be used in a wide variety of programming languages such as Visual Studio. NET, Visual C++, Visual Basic and Delphi. The SocketTools Library Edition API has over 800 functions which can be... Your data is protected by industrial strength 128-bit encryption, with full support for client certificates. ... Using the popular SocketWrench library that is part of SocketTools, you can also write your own, custom secure server applications.
ftp://ftp1.catalyst.com/pub/cstools/st45ls32.zip - 10Mb - Download - Screenshot