react-xlsx-wrapper
An important tool to make it easy to work with excel file formats. It supports lots of file formats as well. As this an wrapper around JS API for XLSX package. It does supports basic Cell styling as well as width based on characters. etc. Can be used in a
json2sheet
Utility package to convert json objects to excel sheets easily (based on exceljs)
mr-excel
A versatile JavaScript library for effortlessly generating .xlsx files from input objects. Seamlessly create Excel spreadsheets with data, formatting, formulas, and more.