Fast and powerful .NET spreadsheet component, support data format, freeze, outline, formula calculation, chart, script execution and etc. Compatible with Excel 2007 (.xlsx) format and working on .NET 3.5 (or client profile), WPF and Android platform.

Excel spreadsheet (XLSX) format parser written in pure Swift

Generate your professional Excel spreadsheet from ABAP

Ruby library for parsing large Excel files.

Read untidy Excel files in R https://nacnudus.github.io/tidyxl/

文档/文件查看器（支持本地或者其他app分享过来的word、excel、pdf、rtf等格式文件）

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

How to Read and Write Excel Files in Java using Apache POI

A low-memory high performance library for reading data from an xlsx file

Lightwight and very fast XLSX Excel Spreadsheet Reader in PHP

Spreadsheet Builder

ExcelReads(简单Excel通用读写器)

xlsx-reader is a PHP library for fast and efficient reading of XLSX spreadsheet files. Its focus is on reading the data contained within XLSX files, disregarding all document styling beyond that which is strictly necessary for data type recognition. It is built to be usable for very big XLSX files in the magnitude of multiple GBs.

Spreadsheet Builder

Object mapper for Office formats - Excel files, Spreadsheets, etc.

A document viewer for Android supporting PDF, DOCX, XLSX and PPTX.

This is latest Apache POI- Excel Util for read/write in Excel

XlsxReaderWriter is an Objective-C library for iPhone / iPad and Mac. It parses and writes MS Excel XLSX files.

Generic Excel File (XLSX) Reader using Apache POI

simple xlsx reader