The Libxml-Ruby project provides Ruby language bindings for the GNOME Libxml2 XML toolkit. It is free software, released under the MIT License. Libxml-ruby's primary advantage over REXML is performance - if speed is your need, these are good libraries to consider, as demonstrated by the informal benchmark below.

Quickly and easily access any REST or REST-like API.

Rails I18n de-facto standard library for ActiveRecord model/data translation.

The minitar library is a pure-Ruby library that operates on POSIX tar(1) archive files. minitar (previously called Archive::Tar::Minitar) is based heavily on code originally written by Mauricio Julio Fernández Pradier for the rpa-base project.

The readline library provides a pure Ruby implementation of the GNU readline C library, as well as the Readline extension that ships as part of the standard library.

Rails I18n de-facto standard library for ActiveRecord model/data translation.

Rails I18n de-facto standard library for ActiveRecord model/data translation.

Routing tree web toolkit

Ruby framework for structuring your business logic.

RGeo is a geospatial data library for Ruby. It provides an implementation of the Open Geospatial Consortium's Simple Features Specification, used by most standard spatial/geographic data storage systems such as PostGIS. A number of add-on modules are also available to help with writing location-based applications using Ruby-based frameworks such as Ruby On Rails.

Tire is a Ruby client for the Elasticsearch search engine/database. It provides Ruby-like API for fluent communication with the Elasticsearch server and blends with ActiveModel class for convenient usage in Rails applications. It allows to delete and create indices, define mapping for them, supports the bulk API, and presents an easy-to-use DSL for constructing your queries. It has full ActiveRecord/ActiveModel compatibility, allowing you to index your models (incrementally upon saving, or in bulk), searching and paginating the results. Please check the documentation at <http://karmi.github.com/retire/>.

Ruby Babel is a bridge to the JS Babel transpiler.

The New Relic Ruby agent requires the gem newrelic_rpm, and it includes distributed tracing that uses head-based sampling (standard distributed tracing). If you want distributed tracing to use tail-based sampling (Infinite Tracing), you need to add both newrelic_rpm and newrelic-infinite_tracing to your application's Gemfile. For more information, see: https://docs.newrelic.com/docs/understand-dependencies/distributed-tracing/get-started/introduction-distributed-tracing New Relic is a performance management system, developed by New Relic, Inc (http://www.newrelic.com). New Relic provides you with deep information about the performance of your web application as it runs in production. The New Relic Ruby agent is dual-purposed as a either a Gem or plugin, hosted on https://github.com/newrelic/newrelic-ruby-agent/

A tool for migrating svn projects to git

google-cloud is the official library for Google Cloud Platform APIs.

google-cloud-debugger is the official library for Stackdriver Debugger.

Tire is a Ruby client for the ElasticSearch search engine/database. It provides Ruby-like API for fluent communication with the ElasticSearch server and blends with ActiveModel class for convenient usage in Rails applications. It allows to delete and create indices, define mapping for them, supports the bulk API, and presents an easy-to-use DSL for constructing your queries. It has full ActiveRecord/ActiveModel compatibility, allowing you to index your models (incrementally upon saving, or in bulk), searching and paginating the results. Please check the documentation at <http://karmi.github.com/tire/>.

Tire is a Ruby client for the Elasticsearch search engine/database. It provides Ruby-like API for fluent communication with the Elasticsearch server and blends with ActiveModel class for convenient usage in Rails applications. It allows to delete and create indices, define mapping for them, supports the bulk API, and presents an easy-to-use DSL for constructing your queries. It has full ActiveRecord/ActiveModel compatibility, allowing you to index your models (incrementally upon saving, or in bulk), searching and paginating the results. Please check the documentation at <http://karmi.github.com/tire/>.

OpenStack fog provider gem.

gcloud is the legacy support library for the new google-cloud library.