WinWedge 32 Standard v3.0
By TAL Technologies

The Standard Edition is the perfect tool for interfacing simple devices like scales, bar code scanners, pH meters, measuring instruments, calipers, gauges, GPS receivers, etc. directly to other Windows programs running on the same workstation as WinWedge. ... 

DOSWedge v4.0
By TAL Technologies

With the Software Wedge you can easily input real-time data from any serial instrument directly into any DOS application. This TSR takes only 5K of RAM. The Professional variants have all the powerful features of the standard Wedge plus additional translation, parsing and filtering functions, faster input/output, and built-in diagnostic and output functions. ... 

WinWedge 32 Pro v3.1.41
By TAL Technologies

WinWedge Pro is essentially a highly advanced set of applications that all work together to get data from practically any type of data source (RS232, TCP/IP or Disk File Data) directly into any application program running on a stand alone PC or across any TCP/IP network - including the Internet. ...