# The QloApps Webservice API
QloApps provides Webservice APIs for third-party tools to perform CRUD operations on the QloApps website database.
As XML files and HTTP protocols are understood by most of the platforms. So QloApps web service uses REST architecture so that it can be available on as many platforms as possible.
CRUD stands for Create, Read, Update and Delete operations. These are the four basic operations for data management in any software.
REST defines a software architecture that promotes the use of HTTP methods when building web applications.
In this section, we will learn the use of QloApps APIs in applications.