UserAPI is an application programming interface (API), which enables anyone to create social networks and other projects based on Vkontakte data storage. And I have a little problem - there is no Ruby Gem to work with this API. So this Gem will realize some features of UserAPI

Secure your application with multi-factor authentication, user activity monitoring, and real-time threat protection.

Pathname for the user-choices command-line argument parser allows choices to be automatically converted to Pathname objects.

The library creates, saves, and loads configuration files, which are in a user's home directory or a specified directory.

Configurations for a project, it will read from env vars, local or global files

Ruby library for integrating with the USERcycle API

UserEngage (https://userengage.com) - Keep things simple with a single platform for all your messaging and relationships with customers.

This gem is a Ruby Wrapper made to use the Userfox API conveniently

Make long integer ids pretty, short and less confusing by shortening via conversion to base34

Rails ActiveModel gem to access Usergrid / Apigee App Services

Provides a prompt object for requesting user input

Provides simple, convention-based, user input validation and coercion. Also provides a 'type safe hash' and command line option parser that use it.

Client library for the User Management App API

Usernames for ActiveRecord models.

validates that username is not included in reserved list.

Simple authentication gem to ask user for username/password and save to a file if desired

A rails gem providing naming methods for user models

This gem adds notifications to your app, you can display the notifications where you want, add a dropdown on your header for example. Add views, mailer views and go !

Add preferences to any Rails model easily by adding a text column and adding a couple macros

Simple user profile formatter. It checks that user profile exists.