STDU viewer is developed in the programming language C++.
Features
STDU Viewer has a tabbed document interface.[4][5] Current versions allow users to save and restore sessions manually. It displays thumbnails of pages,[4][5] it can create users' bookmarks,[4][5] make color adjustments,[6] and change text settings.[7] The program supports three types of search algorithms and all the search results can be displayed in a list.[4]
The rotation to 90 degrees option is useful for the portrait orientation of monitors.[7][8] The opened document pages can be exported to text or image.[6]
Version history
The first STDU Viewer was version 1.0.60, released on 13 September 2007. It supported three formats: PDF (including hyperlinks embedded), DjVu, and Tagged Image File Format (TIFF).
Version 1.0.76 introduced Unicode character support. Version 1.4.7 introduced the Print document function.
Critical reception
STDU Viewer was appreciated for its feature to read a wide range of ebook formats and can be considered as a replacement for Adobe Acrobat’s reader.[5][9]
STDU Viewer was included in the list of top 50 freeware of 2009[10] and best software for students.[11]
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Raluca Burlacu (February 5, 2009). "STDU Viewer Review". Softpedia. Retrieved September 8, 2010.
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Юрий Меркулов (September 30, 2009). Обзор небольших утилит. Сентябрь 2009. [Overview of small utilities. September 2009.] (in Russian). iXBT.com. Retrieved September 8, 2010.
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Maria José Carrasco Zamora (2010). "STDU Viewer Review". Software Informer. Retrieved September 8, 2010.