file-type
Detect the file type of a file, stream, or data
asposecellscloud
Aspose.Cells Cloud for Node.js to create, repair, merge, parse and convert excel files. Convert excel to PDF, JSON, XML, TSV, HTML and so on.
@sgtpooki/file-type
An *Ackchyually* browser compatible file-type hacky replacement of the `file-type` package. Forked from https://github.com/sindresorhus/file-type
asposepdfcloud
Aspose.PDF Cloud is a REST API for creating and editing PDF files. Most popular features proposed by Aspose.PDF Cloud: PDF to Word, Convert PDF to Image, Merge PDF, Split PDF, Add Images to PDF, Rotate PDF. It can also be used to convert PDF files to diff
mr-excel
A versatile JavaScript library for effortlessly generating .xlsx files from input objects. Seamlessly create Excel spreadsheets with data, formatting, formulas, and more.