# QlikView APIs and SDKs

The QlikView platform exposes a rich set of APIs and SDKs that allow you to extend and customize QlikView.

## QVX SDK

The QlikView platform allows you to integrate custom data sources by using the Qlik data eXchange (QVX) SDK. It encapsulates logic in a custom connector and provides a seamless user experience.

[QVX SDK reference](https://help.qlik.com/en-US/qlikview-developer/September2026/APIs/QVX+SDK/html/N_QlikView_Qvx_QvxLibrary.htm)

## QlikView JavaScript API

Use the QlikView JavaScript API library to build websites containing QlikView content or to build extension objects.

[QlikView JavaScript API reference](https://help.qlik.com/en-US/qlikview-developer/September2026/APIs/js+API/index.html)

## QlikView COM API

The QlikView COM API can be used for automation and macros, It can also be used when creating standalone windows applications with the QlikView OCX component.

[QlikView COM API reference](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/Automation/Content/QV_Automation/APIGuide/QlikViewComApiGuide.zip) (download QV document)

## QMS API

The QlikView Management Service (QMS) API is exposed as a web service and provides a description of its operations and data objects in WSDL available at http://<server-name>:4799/QMS/Service by default. All communication is using SOAP over HTTP.

[QMS API reference](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/Home.htm)

## QlikView Authentication API

The QlikView Authentication API allows a user to access the QlikView Server in a secure way.

[QlikView Ticket API](https://help.qlik.com/en-US/qlikview-developer/September2026/Content/QV_HelpSites/Ticket-API.htm)