TinyMCE

https://www.tinymce.com/

CDN

http://archive.tinymce.com/wiki.php/Tutorial:Using_CDN

https://cdnjs.com/libraries/tinymce

Plugins

Link

https://www.tinymce.com/docs/plugins/link/

 

Full-Demo

http://codepen.io/tinymce/pen/NGegZK