Urban is a command line utility with an API to query definitions from Urban Dictionary.

Interface to urbandictionary.com

Interfacing with URBANopt

Copy one URL to another with optional cacheing

Verify URLs confirm to expected patterns. Ruby port of Jesse Pollak's Urlmatch

A simple, localizable ActiveModel::EachValidator for URL fields. Supports format validation as well as optional network reachability checks via HEAD (or any other HTTP verb) requests.

Utility methods to normalize and validate URNs

Simplify working with US bank holidays.

A gem to include all the USDA nutrient data quickly into a ruby project

Random HTTP User-Agent string generator

In few cases random HTTP User-Agent strings are required that are generated by this gem.

Low-level gem to access Usergrid / Apigee App Services

Includes functionality for site-specific registration and third-party authentication strategies such as social networks (Facebook, Twitter and Linkedin) and freemail providers (Yahoo, Windows Live and Gmail) with support for external database authentication.

Generates username suggestions for users

user_preference is a small library for setting and getting categorized user preferences. Supports both binary and multivalue preferences and default values.

Packages the U.S. Web Design Standards assets as a Ruby Gem for use in a Jekyll project.

Make utf8_enforcer to be applied only for non-standards-complying browsers.

Utilrb is yet another Ruby toolkit, in the spirit of facets. It includes all the standard class extensions I use in other projects.

A trainable natural language parser that extracts intent and entities from utterances.

Helps using uuid everywhere in routes instead of id for ActiveRecord models.