Read XLSX workbooks as formula-aware CSV and render them as PNG — built for AI agents.

Easy custom styling of the Excel export from DataTables jQuery plug-in.

Full Excel style number formatting

Download your JSON as an excel or CSV file directly from the browser

Simple data set export to Excel xlsx file

This library provides functions for converting Excel files into JSON objects, with an automatic conversion of Excel date formats into Unix timestamps by default. The library is optimized for performance by processing Excel rows in parallel, resulting in s

TODO

SpreadJS Excel Import Export

Excel/CSV import and export library for Univer spreadsheets with full format preservation

Bundled Word, PowerPoint, and Excel workflows and structural checks

Convert Excel date in integer format into JS date. Dates are stored as numbers in Excel and count the number of days since January 0, 1900 (1900 standard, for mac it is 1904, which means January 0, 1904 is the start date). Times are handled internally as

A **complete TypeScript library** for reading and writing Excel `.xlsx` files with **zero external dependencies**. Works in browsers, Node.js, Deno, Bun, and edge runtimes.

Framework-agnostic swipeable sheets, drawers, dialogs, and scroll primitives for Capacitor apps

Usefull files functions for browsers and client side

stylis plugin to extract individual rules to use with insertRule API

FortuneSheet is a drop-in javascript spreadsheet library that provides rich features like Excel and Google Sheets

mdgate Excel converter (xlsx/xlsm/xlsb/xls)

SDK - A high-performance, embeddable spreadsheet engine.

A tool to export dataset from react to excel format.

Tokenize Excel formulas