office-converter
A Conversion utility library for Office Files into PDF/HTML using https://github.com/dagwieers/unoconv
mammoth
Convert Word documents from docx to simple HTML and Markdown
@aidalinfo/office-to-markdown
Modern TypeScript library for converting Office documents (DOCX) to Markdown format, optimized for Bun runtime with enhanced table support and math equation conversion.
wmf
Windows MetaFile (WMF) parser
exceljs
Excel Workbook Manager - Read and Write xlsx and csv Files.