Kekka is a parser of the XML format XRR (XML Regatta Reporting: http://www.sailing.org/xml .) It accepts XML on this format and sorts it in boat, event and result hashes.

Fast Ruby XML to Hash parser and Hash to XML builder, built on top of the Ox gem (a native C extension)

small almost-xml parser for complex string interpolation

Simple XML parser wrapper that provides the benefits of stream parsing with the ease of using document nodes.

Scheme Parser parse an XML/HTML document to hashly-structured format, prepared to import to a DB, or just serialize it and save it as is

A fast and simple iTunes XML parser based on nokogiri-plist

A minimal very fast xml/html parser

Peachy is an XML slurper that sits on top of existing XML parsers. It dynamically creates object-trees for simple integration of XML data sources.

A Fluentd parser plugin to extract attributes from XML data

This makes possible to translate the XML errors generated by the schema using I18n

Unofficial parser for Titania Nipper Studio XML report.

Simple, lightweight and fast XML-RPC client library for ruby based on OX XML parser.

kekkan is an SAX XML parser and database for NVD CVE and CPE XML files.

I like VTD-XML so I use this instead of standard XML parsers

This module encapsulates the API for tagal.us, a site which helps users define tags on twitter or other websites. The basic elements are tags, definitions, and comments - and these 3 objects can be written and read to/from tagal.us using this gem. There's just 6 useful methods - 3 that read, and 3 that write. This module uses the Carboni.ca XML base, which means you can set which XML parser it will use - simply use Tagalus.parser = :nokogiri # can be :nokogiri, :hpricot, :rexml, or :libxml to change the parser.

Ruby beID parser. Allowing to easily handle beID XML files

Green Button Data is a Ruby gem that can consume Green Button APIs and parse the Green Button data XML schema very quickly. It uses an event-driven SAX parser which parses XML data without building an entire DOM in memory.

This gem provides a ruby class called TnwXmlParser to do XML parsing.

Update convert file config to xml and write file xml.

eBayR is a gem that makes it (relatively) easy to use the eBay Trading API from Ruby. Includes a self-contained XML parser, a flexible callback system, and a command-line client which aids integration into other projects.