Domains Registrar module for WHMCS to integrate API functionality for resellers directly into their WHMCS installations. Simplifies the automation of registering, transferring, and renewing domain name registrations. Rad Web Hosting account is required to receive API credentials.
Curl Web Services Development Kit - a Curl Open Source project The WSDK library provides components necessary for building Curl applications that make use of web services. These include both SOAP/WSDL support, and an XML document model.