NonGrata is a highly configurable authorization system for rails applications. Supporting simple declarite authorziation and multitenant configurable roles.

Rails engine to provide OAuth2 authorization for embedded iframe applications.

An implementation of OAuth2 Authorization Server

Authorization server 'Rails Engine' for Oauth2 HMac Draft 01.

Rack middlewares for OAuth2 authorization server and resource server

Hybrid authentication and authorization strategy for Google APIs. Combines the process for obtaining an authorized OAuth request token along with an OpenID authentication request.

Use a time-sensitive cryptographic token based on a shared secret phrase to generate an authorization token for passing traffic from one web site to another.

Lean authorization and authentication modules for Padrino framework

This gem lets you use the CanCanCan gem (https://github.com/CanCanCommunity/cancancan) with Padrino framework. Note that CanCanCan is a continuation of CanCan (https://github.com/ryanb/cancan), the authorization gem for Ruby on Rails.

Add MCP tool serving to any Rails app. Write @rbs type annotations with @requires(:flag) tags and the gem compiles per-user JSON Schema automatically. Feature flags, permissions, and plan tiers all work through a single can?(:symbol) predicate.

Quickly create before_filters in Rails that protect resources.

Authentication and authorization for Revelry toolkit apps using Devise, Rolify and Pundit.

This gem adds agnostic roles for authorization to Rails.

Simple routes authorization solution for Rails based on user roles.

A tiny rails engine that surfaces some Sidekiq stats in JSON form with token based authorization

sinatra-session-auth is an extension for Sinatra to add orm-agnostic session based user authorization

Provides models and admin interfaces to interact with the LegacyReturnAuthorization models from Spree versions prior to 2.4

Provides models and admin interfaces to interact with the LegacyReturnAuthorization models from Spree versions prior to 2.4

Rack middleware for validating authorization tokens from Keycloak

Cerberus is a policy evaluation engine implementing ABAC authorization model.