![](https://cloudi.cloud/wp-content/uploads/2022/03/azure-icon-250x250-1.png)
Use custom HTML code widget to extend developer portal’s functionality when previously, you had to develop your own widget and self-host the extended developer portal to embed a custom HTML code. For example, you can use custom HTML to embed a video or to add a form. The portal renders the custom widget in an inline frame (iframe).