====== USAePay Developer Support ======

USA ePay's Developer Library contains documentation,
examples, source code and controls for integrating
our gateway into your software. If you can't find
what you're looking for please try the [[developer:3rdparty|3rd Party Tools]] 
or email us at <devsupport@usaepay.com>


[[guide|Developer's Guide]] 



===== Integration APIs =====


[[transactionapi|Transaction API]]

The basic protocol for connecting to the gateway. Can be used either directly via a form or transparently via a cgi running on the merchant's own webserver.

[[soap|Advanced SOAP Interface]]

A thorough SOAP interface that provides extensive functionality.  In addition to processing transactions,  the soap interface may be used to pull reports,  control batches,  store customer data and automate reseller functionality.






===== Language Specific Libraries =====

[[phplibrary|PHP Library]]

A simple class that provides an easy-to-use object oriented interface to the USAePay gateway.  Compatible with PHP4 or PHP5.  Requires CuRL or PHP SSL Streams support.

[[dotnet|.NET DLL]]

A .NET class that allows developers to process cards via .NET applications.  Includes easier to use wrappers to some [[developer:soap|SOAP Interface]] functions.

[[javalibrary|Java Library]]

A complete java implementation of the [[developer:soap|Soap Interface]].  Include Jax-WS  and Jax-RPC versions.

[[comobject|COM Object]] 

A universal COM Object that can be used with any programming language that supports COM, including C and ASP. 

[[xcharge|xCharge Active-X Control]]

An ActiveX control that can be used by developers to easily process cards from within their own programs or ASP scripts. 


[[coldfusion|Coldfusion Library]]

Provides a tag for use in Coldfusion Scripts.

[[delphi|Delphi Visual Component Library]]

A Delphi VCL program and example. 

[[perl|Perl Examples]]

Sample Perl scripts using LWP::UserAgent and Net::SSLeay.\

[[javascript|JavaScript Code]]

Client-side JavaScript which works with USA ePay. &nbsp;

[[clibrary|C/C++ Library]]

An example C/C++ program. 



===== Examples =====


[[asp|ASP Example]]

An example of Active Server Page Script, works best on Windows NT IIS 4.0 or greater. 

[[accessdb|Access Database Example]]

Sample Access Database with credit card processing capability

[[java|Java MD5 Example]]

An example of how to calculate md5 hash using Java.

===== Migrating from other gateways =====

[[developer/support/migration|Gateway Emulation]]