Authentication and OAuth Gems

#	Total Rank	Daily Rank	Name	Summary
1	174	249	warden	An authentication library compatible with all Rack-based frameworks
2	182	230	devise	Flexible authentication solution for Rails with Warden
3	193	260	oauth2	🔐 A Ruby wrapper for the OAuth 2.0 Authorization Framework, including the OAuth 2.1 dra...
4	235	299	omniauth	A generalized Rack framework for multiple-provider authentication.
5	312	519	oauth	🔑 A Ruby wrapper for the original OAuth 1.0 / 1.0a spec.
6	476	419	doorkeeper	Doorkeeper is an OAuth 2 provider for Rails and Grape.
7	1,209	1,513	webauthn	WebAuthn ruby server library ― Make your application a W3C Web Authentication conforman...
8	2,036	2,596	authlogic	An unobtrusive ruby authentication library based on ActiveRecord.
9	2,693	3,789	sorcery	Provides common authentication needs such as signing in/out, activating by email and re...
10	4,034	2,615	zxcvbn	Low-Budget Password Strength Estimation. Direct Ruby port from Dropbox's zxcvbn.js code...
11	4,364	4,703	clearance	Clearance is built to support authentication and authorization via an email/passwor...
12	4,583	12,585	knock	Authentication solution for Rails based on JWT
13	6,394	4,694	rodauth	Rodauth is Ruby's most advanced authentication framework, designed to work in all rack ...
14	6,571	4,014	omniauth-twitter2	Twitter OAuth2 strategy for OmniAuth. '2' means OAuth 2.0.
15	8,921	4,837	authentication-zero	An authentication system generator for Rails applications
16	13,464	29,463	shield	Provides all the protocol you need in order to do authentication on your rack appli...
17	13,731	10,055	api_guard	JWT authentication solution for Rails APIs
18	23,268	73,575	oath	simple rails authentication
19	31,730	39,081	firebase-auth-id_token_keeper	Firebase Authentication uses ID Token. This gem verify the token on the server side.
20	90,512	29,463	veri	Minimal cookie-based authentication for Rails applications with multi-tenancy support a...