Spreadsheet File Format APIs for JavaScript

Open Source JavaScript APIs to Create & Convert Spreadsheets

A Powerful Collection of Open Source JavaScript APIs to Read, Write, Modify, Manipulate and Convert Microsoft Excel (XLS, XLSX) Spreadsheet via JavaScript Libraries.

A set of JavaScript Open Source Spreadsheet APIs is available to assist software developers in making and handling MS Excel and other spreadsheet documents without needing to install Microsoft Office Excel or other software. By using these APIs, developers can craft web applications that are lively and engaging, allowing users to manipulate spreadsheet information with ease and efficiency. You have access to a robust range of tools and features that empower developers to work with spreadsheet data within their web applications. These APIs enable developers to seamlessly incorporate spreadsheet functions into their apps, making it simple for users to see, edit, and analyze data in a user-friendly manner.

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.

x-spreadsheet Open Source JavaScript Excel XLSX Library allows generating Excel & Google Sheets style spreadsheet. It allows inserting sheets, manage rows/columns & more.

Better-xlsx Open Source JavaScript Excel XLSX Library that allows developers to read or write spreadsheet file, manage cell & row, toTable, from Table & so on.

SlickGrid Open Source lightning fast JavaScript Spreadsheet Component for Speedy rendering, Column autosizing based on jQuery and jQueryUI.

NodeOffice Open Source lightning fast JavaScript Spreadsheet component for speedy rendering, Column autosizing based on jQuery and jQueryUI.

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.