Zero-dependency spreadsheet engine. Read & write XLSX, CSV, ODS. Pure TypeScript, works everywhere.

Read and write spreadsheet files (CSV, XLSX and ODS), in a fast and scalable way

An agent skill and Dify plugin for converting Markdown into DOCX, PPTX, XLSX, PNG, PDF, Mermaid, HTML, MD, CSV, JSON, and XML files.

可能是最深度的 AI 投研报告 Skill：九章个股深研 + 九章财报深度分析，脚本化 DCF/EPV 与可复算估值

支持word(.docx)、excel(.xlsx,.xls)、pdf、pptx等各类型office文件预览的vue组件集合，提供一站式office文件预览方案，支持vue2和3，也支持React等非Vue框架。Web-based pdf, excel, word, pptx preview library

Spreadsheet Architect is a library that allows you to create XLSX, ODS, or CSV spreadsheets super easily from ActiveRecord relations, plain Ruby objects, or tabular data.

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

Query Excel spredsheets (.xlsx, .xls, .ods) using SQLite

Office document creation and editing skills for Claude Code - PPTX, DOCX, XLSX, and PDF workflows with automation support

Import flow for Excel (.xlsx) and CSV file with automated column matching and validation.

A CLI tool that executes SQL queries on various files including xlsx files and outputs the results to various files

Web service and CLI tool for SEO site audit: crawl site, lighthouse all pages, view public reports in browser. Also output to console, json, csv, xlsx