WestFax offers a standards based fax API you can use to empower your applications. We provide a free SDK for easy setup and integration. Our fax API is highly flexible with REST-ful services offering compatibility with all languages including PHP, .NET, Java, HTML, Web, Win 32, etc. The WestFax API supports multiple message formats such as SOAP, REST, JSON & XML. Seamlessly send and receive faxes from within your applications without the expense of complicated custom hardware and software solutions.