Fachords - Fachords is an online site that provides many resources that you can use to take your guitar skills to the next level.
CKEditor - Real-time collaborative future-ready rich text editor
TrueFire - The Best Guitar Lessons Online Fast. Easy. Fun.
Summernote - Summernote is a JavaScript library that helps users create WYSIWYG editors online.
Gitarrero Beginner - Gitarrero Beginner is a multi-featured, and easy-to-use guitar school developed as a guide to help you learn guitar skills and play them comfortably.
Froala Editor - Froala Editor is a WYSIWYG HTML editor that enables rich text editing capabilities for the applications.