STDU Viewer is a program that allows you to open PDF and other formats used for documents such as TIFF, DjVu, XPS, FB2, JBIG2, TXT, TCR, XPS, JBIG2 and WWF.
Supports file formats used to view comics, such as: CBR or CBZ and TCR; And also allows you to open various image formats: JPEG, GIF, PNG, PSD, BMP and more.
This document viewer has a modern and attractive interface that includes an eyelash system, and adds several standard functionalities in this type of software: document page rotation, possibility of zooming to enlarge or reduce the size of Each page, support for text search in documents (even with the possibility of selecting a word or set of words to access the search on the internet, opening the results directly in the default browser), creation of custom bookmarks, and so on.
STDU Viewer allows you to generate a thumbnails view (thumbnails of a set of pages, in order to facilitate navigation). It also offers the ability to export documents to image formats, or to extract images.
STDU Viewer is a lightweight application that consumes few resources, being a good alternative to the Acrobat Reader program. Other products of interest are available on the official site of the project.
STDU Viewer 1.6.206 is the latest version (updated June 2013), available for Windows (XP, Vista, 7), and free for non-commercial use.