Kajero notebook is just a Markdown document with a script attached. Kajero is designed to make it really easy for anyone to create good-looking, responsive, interactive documents.
Markdownify is the simplest markdown editor with built in cloudinary image upload.
Bootstrap Markdown is a plugin for markdown editing. It exposes useful API that allow you to fully hook-in into the plugin.
It's best viewed in a browser with support for CSS 3D transforms butfallbacks are available to make sure your presentation can still be viewed elsewhere.