---
description: "Demonstrates the usage patterns of WebView2 and the WebView2 CDP Extension in WPF apps."
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languages:
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urlFragment: WV2CDPExtensionWPFSample
---
# WebView2 CDP Extension

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This sample, **WV2CDPExtensionWPFSample**, is built with the WebView2 CDP Extension.  This sample calls Chrome DevTools Protocol (CDP) methods on a `DevToolsProtocolHelper` object in WebView2.

This sample is built as a WPF Visual Studio 2019 project.  It uses C# in the WebView2 environment.

To use this sample, see [WPF sample app with CDP extension](https://learn.microsoft.com/microsoft-edge/webview2/samples/wv2cdpextensionwpfsample).

![CDP Extension sample app running](screenshots/wv2cdpextensionwpfsample-app-running.png)