Download, pull out of a ZIP/TAR/GZ/BZ2 archive, parse, correct, and import XLS, ODS, XML, CSV, HTML, etc. into your ActiveRecord models. Uses Upsert internally for speed.

Open local or remote XLSX, XLS, ODS, CSV (comma separated), TSV (tab separated), other delimited, fixed-width files, and Google Docs. Returns an enumerator of Arrays or Hashes, depending on whether there are headers.

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

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

Manages the delivery of mailable items. Handles contacts, mailing lists, bounces, unsubscribe, opt-in, etc. Also available with a newsletter manager (including newsletter designs and elements management, wysiwyg newsletter editor, and newsletter archive) as well as user access control as part of the iReach gem.