Authentication and OAuth Gems

#	Total Rank	Daily Rank	Name	Summary
1	169	231	warden	An authentication library compatible with all Rack-based frameworks
2	180	253	devise	Flexible authentication solution for Rails with Warden
3	195	234	oauth2	🔐 A Ruby wrapper for the OAuth 2.0 Authorization Framework, including the OAuth 2.1 dra...
4	234	272	omniauth	A generalized Rack framework for multiple-provider authentication.
5	303	454	oauth	🔑 A Ruby wrapper for the original OAuth 1.0 / 1.0a spec.
6	463	514	doorkeeper	Doorkeeper is an OAuth 2 provider for Rails and Grape.
7	1,198	1,551	webauthn	WebAuthn ruby server library ― Make your application a W3C Web Authentication conforman...
8	2,027	2,276	authlogic	An unobtrusive ruby authentication library based on ActiveRecord.
9	2,688	2,616	sorcery	Provides common authentication needs such as signing in/out, activating by email and re...
10	4,179	2,363	zxcvbn	Low-Budget Password Strength Estimation. Direct Ruby port from Dropbox's zxcvbn.js code...
11	4,325	4,453	clearance	Clearance is built to support authentication and authorization via an email/passwor...
12	4,482	7,499	knock	Authentication solution for Rails based on JWT
13	6,688	4,148	rodauth	Rodauth is Ruby's most advanced authentication framework, designed to work in all rack ...
14	8,056	3,573	omniauth-twitter2	Twitter OAuth2 strategy for OmniAuth. '2' means OAuth 2.0.
15	9,324	5,582	authentication-zero	An authentication system generator for Rails applications
16	13,146	12,947	shield	Provides all the protocol you need in order to do authentication on your rack appli...
17	14,162	7,794	api_guard	JWT authentication solution for Rails APIs
18	22,976	14,876	oath	simple rails authentication
19	31,465	20,081	firebase-auth-id_token_keeper	Firebase Authentication uses ID Token. This gem verify the token on the server side.
20	114,144	15,991	veri	Minimal cookie-based authentication for Rails applications with multi-tenancy support a...