#spreadsheet (30 Repositories)
Ranked open-source repositories tagged with #spreadsheet, scored by pull request acceptance likelihood and maintainer engagement velocity.
76.6%
26.9h
30 repositories tagged #spreadsheet
PSU3D0/formualizer
The fastest embeddable spreadsheet engine - parse, evaluate & mutate Excel workbooks from Rust, Python, or the browser. Arrow-powered, 400+ functions.
dream-num/univer
The Office Harness for AI Agents — Spreadsheets, Docs, Slides, Canvas, Relational Tables, and PDF in one runtime.
openooxml/betteroffice
Native OOXML engines in Rust - DOCX, XLSX & PPTX editing, rendering and real-time collaboration, compiled to WASM for the web.
nusr/excel
Online Collaboration Excel
baserow/baserow
Build databases, automations, apps & agents with AI — no code. Open source platform available on cloud and self-hosted. GDPR, HIPAA, SOC 2 compliant. Best Airtable alternative.
openspout/openspout
Read and write spreadsheet files (CSV, XLSX and ODS), in a fast and scalable way
genspark-ai/genoffice
Free, open-source AI Office suite: Docs, Sheets, Slides, PDF, Markdown and HTML editors with a built-in AI agent, plus a `genoffice` CLI and agent skill so Claude Code, Codex and Cursor can create and edit real .docx/.xlsx/.pptx files locally. Bring your own key. macOS, Windows & Linux.
ironcalc/IronCalc
Main engine of the IronCalc ecosystem
productdevbook/hucre
Zero-dependency spreadsheet engine. Read & write XLSX, CSV, ODS. Pure TypeScript, works everywhere.
EPPlusSoftware/EPPlus
EPPlus-Excel spreadsheets for .NET
qax-os/excelize
Go language library for reading and writing Microsoft Excel™ (XLAM / XLSM / XLSX / XLTM / XLTX) spreadsheets
PHPOffice/PhpSpreadsheet
A pure PHP library for reading and writing spreadsheet files
dimastbk/python-calamine
Python binding for Rust's library for reading excel and odf file - calamine.
MathNya/umya-spreadsheet
A pure rust library for reading and writing spreadsheet files
gristlabs/grist-core
Grist is the evolution of spreadsheets.
nocodb/nocodb
🔥 🔥 🔥 A Free & Self-hostable Airtable Alternative
logisky/LogiSheets
LogiSheets is an AI-friendly spreadsheet application that is compatible with Excel and a good place where human and AI work together.
anmcgrath/BlazorDatasheet
Simple excel-like datasheet Blazor component
handsontable/hyperformula
HyperFormula is an open-source headless spreadsheet for business web apps. It comes with over 400 formulas, CRUD operations, undo-redo, clipboard support, and sorting.
rabanti-github/NanoXLSX
NanoXLSX is a small .NET library written in C#, to create and read Microsoft Excel files in the XLSX format (Microsoft Excel 2007 or newer) in an easy and native way
cidgoh/DataHarmonizer
A standardized browser-based spreadsheet editor and validator that can be run offline and locally, and which includes templates for SARS-CoV-2 and Monkeypox sampling data. This project, created by the Centre for Infectious Disease Genomics and One Health (CIDGOH), at Simon Fraser University, is now an open-source collaboration with contributions from the National Microbiome Data Collaborative (NMDC), the LinkML development team, and others.
future-architect/cheetah-grid
The fastest open-source data table for web.
garritfra/cell
A fast terminal spreadsheet editor with Vim keybindings
walkframe/gridsheet
A programmable spreadsheet engine for frontend apps with formulas, async computation, and spill support. React-first with a framework-agnostic core.
teableio/teable
✨ AI Spreadsheet for Business
sirupsen/airrecord
Ruby wrapper for Airtable, your personal database
bgreenwell/xleak
A fast terminal Excel viewer with an interactive TUI. Features full-text search, formula display, lazy loading for large files, clipboard support, and export to CSV/JSON. Built with Rust and ratatui.
jamovi/jamovi
jamovi - open software to bridge the gap between researcher and statistician
sveinungf/spreadcheetah
SpreadCheetah is a high-performance .NET library for generating spreadsheet (Microsoft Excel XLSX) files.