EpicEditor is an embeddable JavaScript Markdown editor with split fullscreen editing, live previewing, automatic draft saving, offline support, and more. For developers, it offers a robust API, can be easily themed, and allows you to swap out the bundled Markdown parser with anything you throw at it.
There is a small typo in epiceditor/js/epiceditor.js, src/editor.js.
Should read
specifiedrather thanspecificed.