Writes XLSX files. Minimal XML and style. Supports autofilters and headers/footers with images and page numbers.

Gem intended to analize and deduct data from CSV, XLS, XLSX, files

Import a xlxs file

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

Embulk input plugin to read xlsx files

Simple yet powerful library for importing tabular data from CSV, HTML, XLS and XLSX files, including support for auto-detecting column order, parsing/validating cell data, aggregating errors, etc.

A gem that makes SheetJS/xslx available to the Rails asset pipeline.

A web resource scraper that lets you define xpath selectors, clues and hooks for custom parsing as well as export to xlsx.

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

DSL for creating clean CSV, XLSX, and PDF reports in Ruby. Extracted from Brighter Planet's corporate reporting system.

Creek with image read from xlsx feature for Creek 1.1.2.

Ruby interface to libxlsxwriter

Convert TPD timeclock data to XLSX

Xcellus leverages a native extension to create XLSX files. It is an 'ugly' generator because it lacks all styling mechanisms to make your XLSX pretty.

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

Writes XLSX files

Easily output tabular data, be it in HTML, CSV or XLSX. Create clean table classes instead of messing with views to create nice tables.

Upload xls, xlsx and csv files and import the data in rails models.

Fast Microsoft Excel's XLSX reader. Binding of C's xlsx_drone lib.

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 specification. Check out the README for some examples of how easy it is. Best of all, you can validate your xlsx file before serialization so you know for sure that anything generated is going to load on your client's machine.