CSTelnet 

Fast 32-bit telnet also with SSH, TAPI Dialup and direct COM port access. Solid VT100 gives CSTelnet the edge, along with SOCKS Proxy, session logging, Passthru printing, Color/Font settings, and a host of terminal options.
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AbsoluteTelnet 

Fast 32-bit telnet with SSH1, SSH2, TAPI Dialup and direct COM port access. Solid emulation gives AbsoluteTelnet the edge, along with SOCKS Proxy, session logging, Color/Font settings, port forwarding, X11 forwarding, and a host of terminal options.
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Windows Std Serial Comm Lib for PowerBASIC 

PowerBASIC serial communication component library for serial port communications. Controls multiple ports simultaneously; use with PB/CC, PB/DLL and PB/WIN. Does not depend on support libraries. Use with any language that can call the Windows API.
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COMM-DRV++ 

Easy to use professional serial communication C++ class library for Windows XP, Windows 2000, Windows Me, Windows 98, & Windows 95. Includes the ZModem, YModem, & XModem file transfer protocols. Supports Microsoft Visual C++ & Borland C++.
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COMM-DRV/CE Standard Edition 

COMM-DRV/CE is a professional serial communication library for Windows/CE & Pocket PC. It supports ZModem, YModem, and XModem file transfer protocols as well as modem communication.
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COMM-DRV/Lib Standard Edition 

Professional serial communication library - DLL for Windows & MSDOS libraries. Supports ZModem, YModem, XModem file transfer protocols, modems, Microsoft Visual C/C++, Borland C/C++, Access, Visual Basic, QuickBasic, & all tools that can call DLLs.
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