Modules Unraveled Podcast

## PDF Yes. But pdf and epub modules are the second generation. Fileviewer module was the first generation. It uses Poppler, the popular pdf lib in Linux, to convert pdf file into png images and display them in browser.  After several years, the Mozilla Foundation created pdf.js which allow browsers use HTML5 and JavaScript to display PDF file. Today pdf.js has become the default PDF plugin in Firefox. I wrote PDF module to integrate it into Drupal.    * So, this just integrates pdf.js into Drupal? * Can you create pdfs with the module?   ## ePub Since Amazon launched Kindle, ebook market was getting hot. Google and Apple joined the battle soon. Epub format as an open standard chosen by many new competitors in this market became popular. Thanks to Jake Hartnell the author of epub.js, an open source Javascript epub lib, we can display epub file in the browser as well. So I wrote epub module to integrate it into Drupal.  Google Book Search has been renamed into Google Books and become a part of Play Books. Both