Open Source Spreadsheets using JavaScript

A curated collection of the best open source applications and engines for creating, calculating, and analyzing data in tabular form. using JavaScript.

A spreadsheet engine you can embed, self-host, or run in the browser

IronCalc is an open-source, Rust-powered spreadsheet engine with .xlsx support, 300+ functions, and bindings for JavaScript and Python.

Open Source Alternative to:

c15t

Open-source cookie banner, built for control and lightening fast modern web apps.