CKEditor plugin to add images from a SharePoint 2013 asset library (Asset Picker).
JavaScript
CKEditor 4.6
jQuery 1.12 or greater
SharePoint 2013
Just download the code and copy all of its contents into the 'Plugins' folder of the CKEditor installation
Initialize your CKEditor with the following call:
CKEDITOR.replace( 'editor1', { extraPlugins: 'SPImage' //Add SPimage plugin });
Plugin documentation