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

Ruby library for parsing large Excel files.

Typed import, and export XLSX spreadsheet to JS / TS. Template-based create, render, and export data into excel files.

An easy-to-use implementation of a streaming Excel reader using Apache POI

A PHP library for fast and efficient reading of very large XLSX files, focusing exclusively on basic data processing

C#解析xlsx，xls，csv并生成代码。支持插入到sqlite(生成sql语句)

A CSV, XLSX or JSON data sheet reader, and a WPF Sheet Control to display the tabular data

Easily stream large tables in xlsx sheets with Golang

Seamlessly browse, search, and manage all your Excel files (.xls and .xlsx) with ease.

Native Rust port of IBM's Docling document processing library. Convert PDF, DOCX, XLSX, PPTX, HTML, Markdown, and CSV to structured data for RAG applications.

Simple demo to show how we can parse csv server side in Remix world

Very simple to implement xlsx parser to extract data from spreadsheets for php 8.1+

Sample project of converting Microsoft Excel files to XML using C#

Budget manager app that allows user to manage account budget, and to save it in database

Universal MCP server for extracting text from various document formats and converts to .md file

FileMapper KMP is a lightweight Kotlin Multiplatform library that seamlessly maps XLSX and JSON files directly to Kotlin Data Classes. It provides platform-native file pickers, pure logic APIs, and Compose-ready controllers across Android, iOS, Desktop, and Web (Wasm/JS), complete with built-in localization and RTL (Arabic) support.

xlsx to JSON parser. Also support i18next format. Relies on node-xlsx.

This simple tool is a PWA which converts .xls and .xlsx files to JSON format. That's it! That's all it does.

Converter Financial Statements from *.xlsx file to JSON and save in Database

xlsx to csv cross-platform app made with Electron Forge