Bootstrap 4 Embed Media Dialog for ckEditor 4 based on Fabian Vogelsteller's Embed Media Dialog on https://github.com/frozeman/MediaEmbed
Wrap any embed like an <iframe> in a parent element with .embed-responsive and an aspect ratio. The plugin allows you to insert multiple iframes at the same time, managed as separate elements. Bootstrap classes for responsive embed are applied only to iframe, video, embed and object tags. The other tags are not modified in any way.
The recommended way to install all CKEditor add-ons is to create a custom build by using Online builder. To do that, click the Add to my editor button on the plugin page. When you are done, click the Build my editor button on the right side of the page to go to Online builder.
Note: This add-on is already selected to be a part of your current build.
Add-on installation instructions
If you want to add the plugin manually, you will need to:
Extract the downloaded plugin .zip into the plugins folder of your CKEditor installation. Example: