Document Readers | California State University Long Beach Document Readers Some content provided on the CSULB website require additional plugins or software in order to be viewed. The list below provides download links for free document readers of various content types. Acrobat Reader : for .pdf documents Word Viewer : .doc and .docx documents Excel Viewer : .xls and .xlsx spreadsheets Powerpoint Viewer : .ppt and .pptx presentations Apple Quicktime : .mov movie files