#spreadsheet

Python curses command line CSV and tabular data viewer

A Teal Insights Python library for generating Excel formula dependency graphs

Programmable spreadsheet platform with a TypeScript/Rust engine, SDK, and embeddable workbook runtime.

Run, test, and diagnose Excel VBA macros without Microsoft Excel. elixcee is a Rust-powered headless VBA runtime for Linux, macOS, and Windows, with static analysis, property-based workbook testing, and root-cause diagnostics for common Excel operation failures.

Svelte data table spreadsheet best best features and performance from excel

A quick example of rendering large lists of inputs in table using React JS and Redux

MCP server for spreadsheet analysis and editing. Slim, token-efficient tool surface designed for LLM agents.

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Photon Grid is a high-performance TypeScript Data Grid for Angular, React, Vue and JavaScript with virtual scrolling, enterprise features, tree data, charts, editing, filtering, sorting and millions of rows support.

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Fast, zero-dependency CSV, XLSX and ODS reader/writer for PHP

Easily manipulate PhpSpreadsheet, OpenSpout and League CSV

A TUI pager with advanced support for tabular data, inferring/swapping delimiters, and real-time event parsing.

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

Powerful virtual data table spreadsheet for Vue 3 with advanced customization. Best features from excel plus incredible performance 🔋

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Reusable TypeScript data grid core and UI adapters.

A go library for building Open Document spreadsheet files

The Ruby Spreadsheet by ywesee GmbH

In-browser spreadsheet editor — also see https://github.com/audreyt/ethercalc

Fast, zero-dependency, TypeScript-first Excel (.xlsx) reader for Node, Deno, Bun, and the browser.

TypeScript types for JSF: a JSON spreadsheet representation

Python library for parsing Excel files with structure detection and normalization

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Powerful virtual data grid smartsheet with advanced customization in Angular. Best features from excel plus incredible performance 🔋

Convert spreadsheets (XLSM, CSV) into CMake-ready C++ library projects with mathematical expression support. Published on PyPI.

A production-ready XLSX file reader for Elixir.

An Excel CLI

CLI tool to convert json files into Open Document Spreadsheet files.