file-type
Detect the file type of a file, stream, or data
docxtemplater
Generate docx, pptx, and xlsx from templates (Word, Powerpoint and Excel documents), from Node.js, the Browser and the command line
officeparser
A Node.js library to parse text out of any office file. Currently supports docx, pptx, xlsx, odt, odp, ods, pdf files.
officegen
Office Open XML Generator using Node.js streams. Supporting Microsoft Office 2007 and later Word (docx), PowerPoint (pptx,ppsx) and Excell (xlsx). This module is for all frameworks and environments. No need for any commandline tool - this module is doing
textract
Extracting text from files of various type including html, pdf, doc, docx, xls, xlsx, csv, pptx, png, jpg, gif, rtf, text/*, and various open office.