This week the documentation site got updates and a kind member of the community released CKEditor installation YouTube videos in Russian:
CKEditor is a ready-for-use HTML text editor designed to simplify web content creation. It's a WYSIWYG editor that brings common word processor features directly to your web pages. Enhance your website experience with our community maintained editor.CKEditor values
CKEditor is an Open source application, which means it can be modified any way you want. It benefits from an active community that is constantly evolving the application with free add-ons and a transparent development process.