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IronCalc is a new, modern, work-in-progress spreadsheet engine and set of tools to work with spreadsheets in diverse settings.
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.
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.
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.
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.
Excel-like DataGrid component for React JS. Built for high performance rendering similar to google sheets.
Go language library for reading and writing Microsoft Excel™ (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 Excel™ 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.
Build forms from an ods spreadsheet in a Seafile
Luckysheet is an online spreadsheet like excel that is powerful, simple to configure, and completely open source.
A spreadsheet for things
that aren't certain