DrawDown has been inspired by John Gruber's Markdown and has very similar goals. Enable a human readable plain text format to create rich output. Of course images are not like text, so the format respects the domain. Think of it like plain-text Photoshop. Free Command Line Tool Head over to SwiftStudies and download the free command line tool. It uses exactly the same engine as the full app, but can be integrated into your scripts and build phases
