Export activerecord easiest way (csv, xls, xlsx)

Take an Excel-file (xlsx) and convert the content into a LaTeX-tabular. By default each tab becomes a tabular.

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

Writes XLSX files

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

A simple way to Open .csv, .xls, .xlsx files. You can convert it to 2D array, hash, data frame.

A Ruby gem that streams and parses large Excel(xlsx and xlsm) files fast and efficiently. Based on Creek gem, but with Multi-threading and Garbage Collection

Convert TPD timeclock data to XLSX

Import data from xlsx into a rails app and export data to xlsx from a rails app

Transforms Excelx file into Hash Or Json objects

Generate localizable strings from xlsx file.

xlsx spreadsheet generation with charts, images, automated column width, customizable styles and full schema validation. Axlsx helps you create beautiful Office Open XML Spreadsheet documents ( Excel, Google Spreadsheets, Numbers, LibreOffice) without having to understand the entire ECMA spec...

Write xlsx files.

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

Import a xlxs file

Parses and unparses between Tolq and xlsx to be used with the Tolq api

XLSX is a Ruby library for writing simple XLSX-format Excel documents.

Embulk input plugin to read xlsx files

Rails Excel strategy to write xlsx files through rubyXL gem