Authentication and OAuth Gems

#	Total Rank	Daily Rank	Name	Summary
1	174	205	warden	An authentication library compatible with all Rack-based frameworks
2	181	232	devise	Flexible authentication solution for Rails with Warden
3	193	220	oauth2	🔐 A Ruby wrapper for the OAuth 2.0 Authorization Framework, including the OAuth 2.1 dra...
4	234	247	omniauth	A generalized Rack framework for multiple-provider authentication.
5	308	418	oauth	🔑 A Ruby wrapper for the original OAuth 1.0 / 1.0a spec.
6	469	493	doorkeeper	Doorkeeper is an OAuth 2 provider for Rails and Grape.
7	1,203	1,341	webauthn	WebAuthn ruby server library ― Make your application a W3C Web Authentication conforman...
8	2,032	2,126	authlogic	An unobtrusive ruby authentication library based on ActiveRecord.
9	2,686	1,939	sorcery	Provides common authentication needs such as signing in/out, activating by email and re...
10	4,087	2,643	zxcvbn	Low-Budget Password Strength Estimation. Direct Ruby port from Dropbox's zxcvbn.js code...
11	4,355	4,529	clearance	Clearance is built to support authentication and authorization via an email/passwor...
12	4,553	7,229	knock	Authentication solution for Rails based on JWT
13	6,476	3,825	rodauth	Rodauth is Ruby's most advanced authentication framework, designed to work in all rack ...
14	6,833	1,946	omniauth-twitter2	Twitter OAuth2 strategy for OmniAuth. '2' means OAuth 2.0.
15	9,018	6,332	authentication-zero	An authentication system generator for Rails applications
16	13,259	34,302	shield	Provides all the protocol you need in order to do authentication on your rack appli...
17	13,825	7,310	api_guard	JWT authentication solution for Rails APIs
18	23,049	40,476	oath	simple rails authentication
19	31,477	32,058	firebase-auth-id_token_keeper	Firebase Authentication uses ID Token. This gem verify the token on the server side.
20	97,000	15,343	veri	Minimal cookie-based authentication for Rails applications with multi-tenancy support a...