This tool will enable you to pull google+ and eventual all of its api

OmniAuth strategy for Google Plus

Official OmniAuth strategy for GoTo.

OmniAuth strategy for integrating authentication with Brazilian Gov.br using OmniAuth and OAuth2.

GroupMe OAuth strategy for OmniAuth

Gust OAuth strategy for OmniAuth

A VERY simple OmniAuth strategy to pull header information placed by an authenticating reverse proxy.

OmniAuth strategy for Heello

OmniAuth strategy for Hootsuite.

Simply a omniauth provider for Hotmart. Connect your Ruby on Rails application to the Hotmart suite of web applications. It uses OmniAuth/OAuth to connect with Hotmart's hotconnect.

OmniAuth stratgey for single sign on with HTC

An OmniAuth strategy for authenticating with the HubSpot API.

IBMid strategy for OmniAuth

OmniAuth strategy for ICOS ID

OmniAuth strategy for Estonian ID-Card

Official OmniAuth strategy for IdNet.

OmniAuth strategy for idQ Trust as a Service

OmniAuth strategy for iHealth.com.

OmniAuth strategy for Image Relay.

OmniAuth strategy for Imgur.