Applocale is a localization tool, It can convert file between string and xlsx ,csv, also support download xlsx or csv from google. You can also setup conversion logic for string value of each project. Support ios, android and json format.

Exctract an array of emails from various file formats (xls, xlsx, csv, txt)

rubyXL is a gem which allows the parsing, creation, and manipulation of Microsoft Excel (.xlsx/.xlsm) Documents

Convert xlsx to xls

Convert sheets(XLSX, CSV and more...)

utility for reading excel file both .xls and .xlsx.

A fast Excel 2007/2010 (.xlsx) file parser that returns a collection of Matrix objects

Library for encrypting/decrypting password-protected Microsoft Office XML (OOXML) files (e.g. .docx, .xlsx, .pptx)

rubyXL is a gem which allows the parsing, creation, and manipulation of Microsoft Excel (.xlsx/.xlsm) Documents

This is a ChupaText decomposer plugin to extract text and meta-data from Office Open XML Workbook file format file (`.xlsx` file used by Microsoft Excel). This plugin uses [LibreOffice](https://www.libreoffice.org/). You can use `libreoffice-office-open-xml-workbook` decomposer. It depends on `pdf` decomposer. Because it converts a office file to PDF file and extracts text and meta-data by `pdf` decomposer.

A gem for inserting data to mysql from Excel(xlsx)

Writes XLSX files

if ssconvert from gnumeric is installed it can convert xls and xlsx as well (single sheet)

Convert CSV to Excel xlsx, Excel xlsx to CSV.

A simple way to consume CSV and XLSX test data for use in your tests.

Parses Excel files(xlsx) read by other file input plugins.

Convert from a simple hierarchical-tree outline text into ugly xlsx file

Generate localizable strings from xlsx file.

This gem is a logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/plugin install gemname. This gem is not a stand-alone program

A Ruby spreadsheet parser for Excel (xlsx, xlsm).