[Spreadsheet File Format APIs for JavaScript Open Source JavaScript APIs for Spreadsheets Read, Write & Manipulate Microsoft Excel files via JavaScript. Spreadsheet File Format APIs for JavaScript Include SheetJS JS-XLSX Pure JavaScript implementation allows software developers to export, read and write the most popular format of Excel spreadsheets inside web browsers and servers. xlsx-populate Open Source JavaScript API to Populate Excel data from a sheet, add/edit/move/delete worksheet, XLSX agile encryption or decryption and much more.]
