spreadsheet
A lightweight, client-only spreadsheet web application. All data persists in the URL hash for instant sharing, No backend required. Optional AES-GCM password protection keeps shared links locked without a server
Open-Source Spreadsheet Engine.
Since the days of VisiCalc -over 45 years ago- spreadsheets have been an essential application on our computers. But despite numerous proprietary and open-source options, finding a universally accessible, reliable, and high-quality engine remains a challenge today. Many existing solutions are expensive, require accounts, suffer from performance and stability issues or are not ready for the modern web.
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Open source UI for Postgres databases.
Mathesar is a straightforward open source tool that provides a spreadsheet-like interface to a PostgreSQL database. Our web-based interface helps you and your collaborators work with data more independently and comfortably – no technical skills needed.
You can use Mathesar to build data models, enter data, and even build reports. You host your own Mathesar installation, which gives you ownership, privacy, and control of your data.
Luckysheet is an online spreadsheet like excel that is powerful, simple to configure, and completely open source.
Excel-like DataGrid component for React JS. Built for high performance rendering similar to google sheets.
An AI powered spreadsheet tool with a minimalist approach that combines spreadsheet functionality with Python data analysis capabilities.
Turn your Google Sheet into an API - Prototypes from sheets.
Thousands of people are using Sheety to turn their spreadsheets into powerful APIs to rapidly develop prototypes, websites, apps and more.
A spreadsheet where formulas also update backwards.
BIDICALC is a bidirectional calculator, a spreadsheet where formulas also update backwards.
Self hostable collaborative spreadsheets.
A self-hosted collaborative spreadsheet with SQLite backend, high-performance threaded server, and Tor hidden service support. Edit spreadsheets together in real-time from mobile or desktop.
Build forms from an ods spreadsheet in a Seafile
Frockly is a visual tool for building Excel formulas using Blockly. It helps prevent syntax errors and makes complex formulas easier to understand, especially for beginners and non-programmers.
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Go language library for reading and writing Microsoft Excelâ„¢ (XLAM / XLSM / XLSX / XLTM / XLTX) spreadsheets. Excelize is a library written in pure Go providing a set of functions that allow you to write to and read from XLAM / XLSM / XLSX / XLTM / XLTX files. Supports reading and writing spreadsheet documents generated by Microsoft Excelâ„¢ 2007 and later. Supports complex components by high compatibility, and provided streaming API for generating or reading data from a worksheet with huge amounts of data. This library needs Go version 1.16 or later. The full docs can be seen using go's built-in documentation tool, or online at go.dev and docs reference.
Zero-dependency spreadsheet engine — XLSX, CSV, ODS, JSON, NDJSON, XML.
Schema validation, streaming, round-trip preservation. Pure TypeScript, works everywhere.
An open-source headless spreadsheet for business web apps.
HyperFormula is a headless spreadsheet built in TypeScript, serving as both a parser and evaluator of spreadsheet formulas. It can be integrated into your browser or utilized as a service with Node.js as your back-end technology.
The Evolution of Spreadsheets. A modern, open source spreadsheet that goes beyond the grid.
Grist is a modern relational spreadsheet. It combines the flexibility of a spreadsheet with the robustness of a database. Grist is a hybrid database/spreadsheet.
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A drop-in javascript spreadsheet library that provides rich features like Excel and Google Sheets.
The goal of FortuneSheet is to make a feature-rich, easy-to-configure online spreadsheet that you can use out-of-the-box.
This project is originated from Luckysheet and has inherited many code from it. Lots of efforts have done to translate the whole project to typescript (still in progress), and solved problems in the design of the original project.
Build Databases As Spreadsheets :No-Coding Required.
NocoDB allows building no-code database solutions with ease of spreadsheets. Bring your own database or choose ours! Millions of rows? Not a problem. Your Data. Your rules. You are in control.
🔥 🔥 🔥 Open Source Airtable Alternative. Turns any MySQL, PostgreSQL, SQL Server, SQLite & MariaDB into a smart spreadsheet.
Your data is saved on the web, and people can edit the same document at the same time. Everybody's changes are instantly reflected on all screens.
IronCalc is a new, modern, work-in-progress spreadsheet engine and set of tools to work with spreadsheets in diverse settings.