The simplest way to add passwordless authentication to your Rails/Rack application.

dynamoid-devise is flexible authentication solution for Rails 4.1.x with Warden using dynamoid as ORM...

A Ruby on Rails engine for authentication with Dailycred.

NanoAuth is a super stripped down Rails authentication module. It's comprised (so far) of one file that provides some additional methods to be mixed in to your User model. Over the years I kept tweaking code in various projects and continued to see the same boiler plate code for: * authenticat...

Rails authentication by email and password with integrated dependencies to MadMimi. Also provides administrative user impersonation. Based on BlueLightSpecial

Simple admin function for Rails authentication.

Simple, complete Rails authentication scheme.

Simple Rails authentication generator

Gitkite is the Rails authentication engine for Google Identity Toolkit (gitkit). It provides all the endpoints and views necessary for gitkit.

Opinionated minimal Rails authentication scaffolding with Hotwire, React, or Vue + Tailwind.

Rails authentication by email and password with integrated dependencies to MadMimi. Also provides administrative user impersonation.

Rails authentication by email and password with integrated dependencies to MadMimi. Also provides administrative user impersonation.

Rails authentication

Multi-token authentication Rails engine.

Rails authentication applications.

Rails authentication with email & password. You can customize the behaviour of the remember me token.

A rails authentication and authorization engine that reduces clutter in your controllers and views. Includes aliased link_to and button_to helpers that return an empty string if the current user is not permitted to follow the link. ...

Rails authentication with email & password.

Rails authentication done right

ProxyAuthentication allows two Rails applications to share an authenticated user, through a url token. App A can (through its own authentication system, e.g. Devise) authenticate a user, and then generate a link to App B with the encoded user info (in the url token). App B can then va...