OpenDocument Reader - OpenOffice Document Reader is an Android OpenOffice and LibreOffice Document Reader!
WinDjView - WinDjView is a fast, compact and powerful DjVu viewer for Windows with tabbed interface, continuous...
Office Documents Viewer - Document viewing application for Open Document Format (OpenOffice, LibreOffice) and OOXML...
Foxit Reader - Foxit Reader is a free and light-weight multi-platform PDF document viewer.
LibreOffice Viewer - The Document Foundation provides a LibreOffice Viewer for Android.
Sumatra PDF - Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.