What: CCVS (Credit Card Verification System)
Where: http://www.hks.net/
http://www.hks.net/ccvsdownload.html
Description: CCVS lets a Unix computer act like a Point Of Sale (POS)
terminal. Can be used to clear credit cards. Comes with APIs
for C, Tcl and Perl to be integrated in existing systems.
Can be used for batch processing of credit card charges. Next
version will add check verification and guarantee, a Java API and
compatibility with additional processing protocols.
Updated: 02/1999
Contact: mailto:[email protected] As you can see, the information here is pretty old.