Devise::Capturable is a gem that makes it possible to use the Janrain Engage user registration widget, while preserving your Devise authentication setup with your custom user model.

Devise extension for Castle. Secure your authentication stack with real-time monitoring, instantly notifying you and your users on potential account hijacks.

New sign ups need to be certified before they can sign in

### Features ### * configure max challenge question attempts * per user level control if they really need challenge questions

Customize basic auth header when using token_authenticatable with devise.

This allows a Devise user’s validity to be restricted by a date range. This allows administrators to set up accounts that are valid to-, or from-, or between specific dates.

A gem to support duosecurity 2 factor auth.

Devise expireable module

Extends Devise with an authentication strategy against Facebook's Open Graph and it's JavaScrip SDK

Formtastic form builder for Devise with some extra features like full I18n support and dynamic page titles.

This gem generates nicer default views styled with Foundation so you have a bit of a better starting point for your app.

Track failed attempts to sign in through devise to allow for increased security measures, such as locking sign in after failed attempts on several accounts from a single IP address.

Heroku SSO Strategy for Devise

I18n support for devise views based on Twitter Bootstrap 3

Authenticate users against an IMAP server

Instant 2FA plugin for devise

Integrates devise authentication with iOS

Interacts with the ruby-jira gem to provide authentication of a login against a JIRA system.

Interacts with the ruby-jira gem to provide authentication of a login against a JIRA system.

Supports silent refresh with client side single page apps in mind.