MarkItUp! is not meant to be a “Full-Features-Out-of-the-Box”-editor. Instead it is a customizable and flexible engine made to meet the developer's needs in their web-apps.
MarkItUp! is not a WYSIWYG editor, and it never will be.
Download latest MarkItUp! version and include it to your page.
bower install --save markitup
npm install --save markitup
yarn add markitup
MarkItUp! 3.x is UMD and ES6/Webpack/Browserify friendly.