= DocumentViewer = !DocumentViewer is a [[http://zope2.zope.org/|Zope]] product that provides a web viewer for scanned books and XML-fulltexts with an "Annotator" layer for annotations on texts and images. Annotations are created using the [[http://annotatorjs.org/|Annotator.js]] library and stored on a compatible annotation server like [[AnnotationManagerN4J]]. It is written in Python for the [[http://zope2.zope.org/|Zope]] web application server. The source code can be browsed [[/../mpdl-project-software/browser/documentViewer|here]] or in the Mercurial repository at https://it-dev.mpiwg-berlin.mpg.de/hg/documentViewer/