Authentication and OAuth Gems

#	Total Rank	Daily Rank	Name	Summary
1	171	220	warden	An authentication library compatible with all Rack-based frameworks
2	182	230	devise	Flexible authentication solution for Rails with Warden
3	193	217	oauth2	🔐 A Ruby wrapper for the OAuth 2.0 Authorization Framework, including the OAuth 2.1 dra...
4	236	256	omniauth	A generalized Rack framework for multiple-provider authentication.
5	306	381	oauth	🔑 A Ruby wrapper for the original OAuth 1.0 / 1.0a spec.
6	468	535	doorkeeper	Doorkeeper is an OAuth 2 provider for Rails and Grape.
7	1,201	1,640	webauthn	WebAuthn ruby server library ― Make your application a W3C Web Authentication conforman...
8	2,025	1,324	authlogic	An unobtrusive ruby authentication library based on ActiveRecord.
9	2,692	2,429	sorcery	Provides common authentication needs such as signing in/out, activating by email and re...
10	4,141	2,911	zxcvbn	Low-Budget Password Strength Estimation. Direct Ruby port from Dropbox's zxcvbn.js code...
11	4,334	5,217	clearance	Clearance is built to support authentication and authorization via an email/passwor...
12	4,514	7,315	knock	Authentication solution for Rails based on JWT
13	6,581	4,221	rodauth	Rodauth is Ruby's most advanced authentication framework, designed to work in all rack ...
14	7,717	2,782	omniauth-twitter2	Twitter OAuth2 strategy for OmniAuth. '2' means OAuth 2.0.
15	9,159	5,476	authentication-zero	An authentication system generator for Rails applications
16	13,225	16,782	shield	Provides all the protocol you need in order to do authentication on your rack appli...
17	14,011	7,132	api_guard	JWT authentication solution for Rails APIs
18	22,970	17,745	oath	simple rails authentication
19	31,424	57,531	firebase-auth-id_token_keeper	Firebase Authentication uses ID Token. This gem verify the token on the server side.
20	105,719	14,836	veri	Minimal cookie-based authentication for Rails applications with multi-tenancy support a...