Makers of Opttech Sort  High Performance Sort/Merge/Select Utility For Windows & Other Operating Systems.                                  

Opttech Sort is a High Performance Sort/Merge/Select Utility.  Available for Windows, DOS, Linux,  and UNIX platforms. 

Usable as a stand-alone utility or callable from your programs. 

For over 27 years programmers and non-programmers have relied upon Opttech Sort.