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📗 SheetJS Spreadsheet Data Toolkit -- New home https://git.sheetjs.com/SheetJS/sheetjs

OfficeCLI is the first and best Office suite purpose-built for AI agents to read, edit, and automate Word, Excel, and PowerPoint files. Free, open-source, single binary, no Office installation required.

JavaScript Data Grid / Data Table with a Spreadsheet Look & Feel. Works with React, Angular, and Vue. Supported by the Handsontable team ⚡

Luckysheet upgraded to Univer

The best JavaScript Data Table for building Enterprise Applications. Supports React / Angular / Vue / Plain JavaScript.

A pure PHP library for reading and writing spreadsheet files

A developer-friendly API for converting many document formats into PDF files, and more!

Jspreadsheet is a lightweight JavaScript data grid component for creating interactive data grids with advanced spreadsheet controls.

ONLYOFFICE Docs is a free collaborative online office suite comprising viewers and editors for texts, spreadsheets and presentations, forms and PDF, fully compatible with Office Open XML formats: .docx, .xlsx, .pptx and enabling collaborative editing in real time.

Open-source office suite pack that comprises all the tools you need to work with documents, spreadsheets, presentations, PDFs, and PDF forms on Windows, Linux, and macOS

A Model Context Protocol server for Excel file manipulation

xlwings is a Python library that makes it easy to call Python from Excel and vice versa. It works with Excel on Windows, macOS, and Excel on the web.

Various Types of Stock Analysis in Excel, Matlab, Power BI, Python, R, and Tableau

An Airtable-like / Excel-like component to create beautiful spreadsheets.

Actively maintained successor to Alibaba DataX — a fast, versatile, open-source ETL tool for 20+ RDBMS and NoSQL data sources.

Single API for reading, manipulating and writing data in csv, ods, xls, xlsx and xlsm files

Excel XLSX parser/generator written in JavaScript with Node.js and browser support, jQuery/d3-style method chaining, encryption, and a focus on keeping existing workbook features and styles in tact.

A CLI tool to convert CSV / Excel / HTML / JSON / Jupyter Notebook / LDJSON / LTSV / Markdown / SQLite / SSV / TSV / Google-Sheets to a SQLite database file.

Browser-based data analytics & BI with DuckDB-WASM. Privacy-first: your data stays local; no server required.

Make Office/WPS more powerful and easier to use with AI, similar to Office Copilot and WordGPT.

A Python toolkit for processing tabular data

🐘 A PHP client for interacting with Gotenberg.

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

A programmable spreadsheet engine for frontend apps with formulas, async computation, and spill support. React-first with a framework-agnostic core.

Yazi plugin that uses duckdb to preview data files.

Use DuckDB within Excel with the xlDuckDb addin

Common Database Interface for Node

基于 DuckDB 的 AI 可视化 SQL 工作台,本地文件与远程库一站式跨源分析。AI-native visual SQL workbench on DuckDB. Query local CSV/Excel/JSON + remote MySQL/Postgres together with text-to-SQL chat — no ETL, local-first, cross-source JOINs. DuckDB Desktop

Turn CSV, Excel, and read-only databases into verified, editable business reports.

A fast, keyboard-driven terminal explorer for tabular data. Open CSV, JSON, Parquet, Excel and SQLite files directly in your terminal — filter, sort, pivot, compute new columns, and visualise distributions without leaving the shell